1851008060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{42709}}^1$

素因数の和:42926

約数の個数: 48

約数和(自身を含む): 4262116320

約数和(自身を除く): 2411108260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 197, 220, 394, 788, 985, 1970, 2167, 3940, 4334, 8668, 10835, 21670, 42709, 43340, 85418, 170836, 213545, 427090, 469799, 854180, 939598, 1879196, 2348995, 4697990, 8413673, 9395980, 16827346, 33654692, 42068365, 84136730, 92550403, 168273460, 185100806, 370201612, 462752015, 925504030, 1851008060]

約数ペア:

[(1, 1851008060), (2, 925504030), (4, 462752015), (5, 370201612), (10, 185100806), (11, 168273460), (20, 92550403), (22, 84136730), (44, 42068365), (55, 33654692), (110, 16827346), (197, 9395980), (220, 8413673), (394, 4697990), (788, 2348995), (985, 1879196), (1970, 939598), (2167, 854180), (3940, 469799), (4334, 427090), (8668, 213545), (10835, 170836), (21670, 85418), (42709, 43340)]