888949520

素因数分解:

$2^4\times 5^1\times {\mathrm{1871}}^1\times {\mathrm{5939}}^1$

素因数の和:7823

約数の個数: 40

約数和(自身を含む): 2068260480

約数和(自身を除く): 1179310960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1871, 3742, 5939, 7484, 9355, 11878, 14968, 18710, 23756, 29695, 29936, 37420, 47512, 59390, 74840, 95024, 118780, 149680, 237560, 475120, 11111869, 22223738, 44447476, 55559345, 88894952, 111118690, 177789904, 222237380, 444474760, 888949520]

約数ペア:

[(1, 888949520), (2, 444474760), (4, 222237380), (5, 177789904), (8, 111118690), (10, 88894952), (16, 55559345), (20, 44447476), (40, 22223738), (80, 11111869), (1871, 475120), (3742, 237560), (5939, 149680), (7484, 118780), (9355, 95024), (11878, 74840), (14968, 59390), (18710, 47512), (23756, 37420), (29695, 29936)]