55877840

素因数分解:

$2^4\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1667}}^1$

素因数の和:2099

約数の個数: 40

約数和(自身を含む): 130304160

約数和(自身を除く): 74426320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 419, 838, 1667, 1676, 2095, 3334, 3352, 4190, 6668, 6704, 8335, 8380, 13336, 16670, 16760, 26672, 33340, 33520, 66680, 133360, 698473, 1396946, 2793892, 3492365, 5587784, 6984730, 11175568, 13969460, 27938920, 55877840]

約数ペア:

[(1, 55877840), (2, 27938920), (4, 13969460), (5, 11175568), (8, 6984730), (10, 5587784), (16, 3492365), (20, 2793892), (40, 1396946), (80, 698473), (419, 133360), (838, 66680), (1667, 33520), (1676, 33340), (2095, 26672), (3334, 16760), (3352, 16670), (4190, 13336), (6668, 8380), (6704, 8335)]