11385880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{229}}^1$

素因数の和:364

約数の個数: 64

約数和(自身を含む): 28317600

約数和(自身を除く): 16931720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 113, 220, 226, 229, 440, 452, 458, 565, 904, 916, 1130, 1145, 1243, 1832, 2260, 2290, 2486, 2519, 4520, 4580, 4972, 5038, 6215, 9160, 9944, 10076, 12430, 12595, 20152, 24860, 25190, 25877, 49720, 50380, 51754, 100760, 103508, 129385, 207016, 258770, 284647, 517540, 569294, 1035080, 1138588, 1423235, 2277176, 2846470, 5692940, 11385880]

約数ペア:

[(1, 11385880), (2, 5692940), (4, 2846470), (5, 2277176), (8, 1423235), (10, 1138588), (11, 1035080), (20, 569294), (22, 517540), (40, 284647), (44, 258770), (55, 207016), (88, 129385), (110, 103508), (113, 100760), (220, 51754), (226, 50380), (229, 49720), (440, 25877), (452, 25190), (458, 24860), (565, 20152), (904, 12595), (916, 12430), (1130, 10076), (1145, 9944), (1243, 9160), (1832, 6215), (2260, 5038), (2290, 4972), (2486, 4580), (2519, 4520)]