17962020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:115

約数の個数: 192

約数和(自身を含む): 61286400

約数和(自身を除く): 43324380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 31, 36, 37, 45, 54, 58, 60, 62, 74, 87, 90, 93, 108, 111, 116, 124, 135, 145, 148, 155, 174, 180, 185, 186, 222, 261, 270, 279, 290, 310, 333, 348, 370, 372, 435, 444, 465, 522, 540, 555, 558, 580, 620, 666, 740, 783, 837, 870, 899, 930, 999, 1044, 1073, 1110, 1116, 1147, 1305, 1332, 1395, 1566, 1665, 1674, 1740, 1798, 1860, 1998, 2146, 2220, 2294, 2610, 2697, 2790, 3132, 3219, 3330, 3348, 3441, 3596, 3915, 3996, 4185, 4292, 4495, 4588, 4995, 5220, 5365, 5394, 5580, 5735, 6438, 6660, 6882, 7830, 8091, 8370, 8990, 9657, 9990, 10323, 10730, 10788, 11470, 12876, 13485, 13764, 15660, 16095, 16182, 16740, 17205, 17980, 19314, 19980, 20646, 21460, 22940, 24273, 26970, 28971, 30969, 32190, 32364, 33263, 34410, 38628, 40455, 41292, 48285, 48546, 51615, 53940, 57942, 61938, 64380, 66526, 68820, 80910, 96570, 97092, 99789, 103230, 115884, 121365, 123876, 133052, 144855, 154845, 161820, 166315, 193140, 199578, 206460, 242730, 289710, 299367, 309690, 332630, 399156, 485460, 498945, 579420, 598734, 619380, 665260, 898101, 997890, 1197468, 1496835, 1796202, 1995780, 2993670, 3592404, 4490505, 5987340, 8981010, 17962020]

約数ペア:

[(1, 17962020), (2, 8981010), (3, 5987340), (4, 4490505), (5, 3592404), (6, 2993670), (9, 1995780), (10, 1796202), (12, 1496835), (15, 1197468), (18, 997890), (20, 898101), (27, 665260), (29, 619380), (30, 598734), (31, 579420), (36, 498945), (37, 485460), (45, 399156), (54, 332630), (58, 309690), (60, 299367), (62, 289710), (74, 242730), (87, 206460), (90, 199578), (93, 193140), (108, 166315), (111, 161820), (116, 154845), (124, 144855), (135, 133052), (145, 123876), (148, 121365), (155, 115884), (174, 103230), (180, 99789), (185, 97092), (186, 96570), (222, 80910), (261, 68820), (270, 66526), (279, 64380), (290, 61938), (310, 57942), (333, 53940), (348, 51615), (370, 48546), (372, 48285), (435, 41292), (444, 40455), (465, 38628), (522, 34410), (540, 33263), (555, 32364), (558, 32190), (580, 30969), (620, 28971), (666, 26970), (740, 24273), (783, 22940), (837, 21460), (870, 20646), (899, 19980), (930, 19314), (999, 17980), (1044, 17205), (1073, 16740), (1110, 16182), (1116, 16095), (1147, 15660), (1305, 13764), (1332, 13485), (1395, 12876), (1566, 11470), (1665, 10788), (1674, 10730), (1740, 10323), (1798, 9990), (1860, 9657), (1998, 8990), (2146, 8370), (2220, 8091), (2294, 7830), (2610, 6882), (2697, 6660), (2790, 6438), (3132, 5735), (3219, 5580), (3330, 5394), (3348, 5365), (3441, 5220), (3596, 4995), (3915, 4588), (3996, 4495), (4185, 4292)]