20569410

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:153

約数の個数: 128

約数和(自身を含む): 59097600

約数和(自身を除く): 38528190

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 37, 45, 54, 58, 71, 74, 87, 90, 111, 135, 142, 145, 174, 185, 213, 222, 261, 270, 290, 333, 355, 370, 426, 435, 522, 555, 639, 666, 710, 783, 870, 999, 1065, 1073, 1110, 1278, 1305, 1566, 1665, 1917, 1998, 2059, 2130, 2146, 2610, 2627, 3195, 3219, 3330, 3834, 3915, 4118, 4995, 5254, 5365, 6177, 6390, 6438, 7830, 7881, 9585, 9657, 9990, 10295, 10730, 12354, 13135, 15762, 16095, 18531, 19170, 19314, 20590, 23643, 26270, 28971, 30885, 32190, 37062, 39405, 47286, 48285, 55593, 57942, 61770, 70929, 76183, 78810, 92655, 96570, 111186, 118215, 141858, 144855, 152366, 185310, 228549, 236430, 277965, 289710, 354645, 380915, 457098, 555930, 685647, 709290, 761830, 1142745, 1371294, 2056941, 2285490, 3428235, 4113882, 6856470, 10284705, 20569410]

約数ペア:

[(1, 20569410), (2, 10284705), (3, 6856470), (5, 4113882), (6, 3428235), (9, 2285490), (10, 2056941), (15, 1371294), (18, 1142745), (27, 761830), (29, 709290), (30, 685647), (37, 555930), (45, 457098), (54, 380915), (58, 354645), (71, 289710), (74, 277965), (87, 236430), (90, 228549), (111, 185310), (135, 152366), (142, 144855), (145, 141858), (174, 118215), (185, 111186), (213, 96570), (222, 92655), (261, 78810), (270, 76183), (290, 70929), (333, 61770), (355, 57942), (370, 55593), (426, 48285), (435, 47286), (522, 39405), (555, 37062), (639, 32190), (666, 30885), (710, 28971), (783, 26270), (870, 23643), (999, 20590), (1065, 19314), (1073, 19170), (1110, 18531), (1278, 16095), (1305, 15762), (1566, 13135), (1665, 12354), (1917, 10730), (1998, 10295), (2059, 9990), (2130, 9657), (2146, 9585), (2610, 7881), (2627, 7830), (3195, 6438), (3219, 6390), (3330, 6177), (3834, 5365), (3915, 5254), (4118, 4995)]