2021304080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{40169}}^1$

素因数の和:40236

約数の個数: 80

約数和(自身を含む): 5110588080

約数和(自身を除く): 3089284000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 37, 40, 68, 74, 80, 85, 136, 148, 170, 185, 272, 296, 340, 370, 592, 629, 680, 740, 1258, 1360, 1480, 2516, 2960, 3145, 5032, 6290, 10064, 12580, 25160, 40169, 50320, 80338, 160676, 200845, 321352, 401690, 642704, 682873, 803380, 1365746, 1486253, 1606760, 2731492, 2972506, 3213520, 3414365, 5462984, 5945012, 6828730, 7431265, 10925968, 11890024, 13657460, 14862530, 23780048, 25266301, 27314920, 29725060, 50532602, 54629840, 59450120, 101065204, 118900240, 126331505, 202130408, 252663010, 404260816, 505326020, 1010652040, 2021304080]

約数ペア:

[(1, 2021304080), (2, 1010652040), (4, 505326020), (5, 404260816), (8, 252663010), (10, 202130408), (16, 126331505), (17, 118900240), (20, 101065204), (34, 59450120), (37, 54629840), (40, 50532602), (68, 29725060), (74, 27314920), (80, 25266301), (85, 23780048), (136, 14862530), (148, 13657460), (170, 11890024), (185, 10925968), (272, 7431265), (296, 6828730), (340, 5945012), (370, 5462984), (592, 3414365), (629, 3213520), (680, 2972506), (740, 2731492), (1258, 1606760), (1360, 1486253), (1480, 1365746), (2516, 803380), (2960, 682873), (3145, 642704), (5032, 401690), (6290, 321352), (10064, 200845), (12580, 160676), (25160, 80338), (40169, 50320)]