20221497920

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4860937}}^1$

素因数の和:4860967

約数の個数: 56

約数和(自身を含む): 51856486584

約数和(自身を除く): 31634988664

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 4860937, 9721874, 19443748, 24304685, 38887496, 48609370, 63192181, 77774992, 97218740, 126384362, 155549984, 194437480, 252768724, 311099968, 315960905, 388874960, 505537448, 631921810, 777749920, 1011074896, 1263843620, 1555499840, 2022149792, 2527687240, 4044299584, 5055374480, 10110748960, 20221497920]

約数ペア:

[(1, 20221497920), (2, 10110748960), (4, 5055374480), (5, 4044299584), (8, 2527687240), (10, 2022149792), (13, 1555499840), (16, 1263843620), (20, 1011074896), (26, 777749920), (32, 631921810), (40, 505537448), (52, 388874960), (64, 315960905), (65, 311099968), (80, 252768724), (104, 194437480), (130, 155549984), (160, 126384362), (208, 97218740), (260, 77774992), (320, 63192181), (416, 48609370), (520, 38887496), (832, 24304685), (1040, 19443748), (2080, 9721874), (4160, 4860937)]