20586060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:344

約数の個数: 144

約数和(自身を含む): 70211232

約数和(自身を除く): 49625172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 37, 44, 45, 55, 60, 66, 74, 90, 99, 110, 111, 132, 148, 165, 180, 185, 198, 220, 222, 281, 330, 333, 370, 396, 407, 444, 495, 555, 562, 660, 666, 740, 814, 843, 990, 1110, 1124, 1221, 1332, 1405, 1628, 1665, 1686, 1980, 2035, 2220, 2442, 2529, 2810, 3091, 3330, 3372, 3663, 4070, 4215, 4884, 5058, 5620, 6105, 6182, 6660, 7326, 8140, 8430, 9273, 10116, 10397, 12210, 12364, 12645, 14652, 15455, 16860, 18315, 18546, 20794, 24420, 25290, 27819, 30910, 31191, 36630, 37092, 41588, 46365, 50580, 51985, 55638, 61820, 62382, 73260, 92730, 93573, 103970, 111276, 114367, 124764, 139095, 155955, 185460, 187146, 207940, 228734, 278190, 311910, 343101, 374292, 457468, 467865, 556380, 571835, 623820, 686202, 935730, 1029303, 1143670, 1372404, 1715505, 1871460, 2058606, 2287340, 3431010, 4117212, 5146515, 6862020, 10293030, 20586060]

約数ペア:

[(1, 20586060), (2, 10293030), (3, 6862020), (4, 5146515), (5, 4117212), (6, 3431010), (9, 2287340), (10, 2058606), (11, 1871460), (12, 1715505), (15, 1372404), (18, 1143670), (20, 1029303), (22, 935730), (30, 686202), (33, 623820), (36, 571835), (37, 556380), (44, 467865), (45, 457468), (55, 374292), (60, 343101), (66, 311910), (74, 278190), (90, 228734), (99, 207940), (110, 187146), (111, 185460), (132, 155955), (148, 139095), (165, 124764), (180, 114367), (185, 111276), (198, 103970), (220, 93573), (222, 92730), (281, 73260), (330, 62382), (333, 61820), (370, 55638), (396, 51985), (407, 50580), (444, 46365), (495, 41588), (555, 37092), (562, 36630), (660, 31191), (666, 30910), (740, 27819), (814, 25290), (843, 24420), (990, 20794), (1110, 18546), (1124, 18315), (1221, 16860), (1332, 15455), (1405, 14652), (1628, 12645), (1665, 12364), (1686, 12210), (1980, 10397), (2035, 10116), (2220, 9273), (2442, 8430), (2529, 8140), (2810, 7326), (3091, 6660), (3330, 6182), (3372, 6105), (3663, 5620), (4070, 5058), (4215, 4884)]