2018336840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{125207}}^1$

素因数の和:125262

約数の個数: 64

約数和(自身を含む): 5048386560

約数和(自身を除く): 3030049720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 16120, 125207, 250414, 500828, 626035, 1001656, 1252070, 1627691, 2504140, 3255382, 3881417, 5008280, 6510764, 7762834, 8138455, 13021528, 15525668, 16276910, 19407085, 31051336, 32553820, 38814170, 50458421, 65107640, 77628340, 100916842, 155256680, 201833684, 252292105, 403667368, 504584210, 1009168420, 2018336840]

約数ペア:

[(1, 2018336840), (2, 1009168420), (4, 504584210), (5, 403667368), (8, 252292105), (10, 201833684), (13, 155256680), (20, 100916842), (26, 77628340), (31, 65107640), (40, 50458421), (52, 38814170), (62, 32553820), (65, 31051336), (104, 19407085), (124, 16276910), (130, 15525668), (155, 13021528), (248, 8138455), (260, 7762834), (310, 6510764), (403, 5008280), (520, 3881417), (620, 3255382), (806, 2504140), (1240, 1627691), (1612, 1252070), (2015, 1001656), (3224, 626035), (4030, 500828), (8060, 250414), (16120, 125207)]