18624840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11939}}^1$

素因数の和:11966

約数の個数: 64

約数和(自身を含む): 60177600

約数和(自身を除く): 41552760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 11939, 23878, 35817, 47756, 59695, 71634, 95512, 119390, 143268, 155207, 179085, 238780, 286536, 310414, 358170, 465621, 477560, 620828, 716340, 776035, 931242, 1241656, 1432680, 1552070, 1862484, 2328105, 3104140, 3724968, 4656210, 6208280, 9312420, 18624840]

約数ペア:

[(1, 18624840), (2, 9312420), (3, 6208280), (4, 4656210), (5, 3724968), (6, 3104140), (8, 2328105), (10, 1862484), (12, 1552070), (13, 1432680), (15, 1241656), (20, 931242), (24, 776035), (26, 716340), (30, 620828), (39, 477560), (40, 465621), (52, 358170), (60, 310414), (65, 286536), (78, 238780), (104, 179085), (120, 155207), (130, 143268), (156, 119390), (195, 95512), (260, 71634), (312, 59695), (390, 47756), (520, 35817), (780, 23878), (1560, 11939)]