29757380

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{419}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 64774080

約数和(自身を除く): 35016700

約数列:

[1, 2, 4, 5, 10, 20, 53, 67, 106, 134, 212, 265, 268, 335, 419, 530, 670, 838, 1060, 1340, 1676, 2095, 3551, 4190, 7102, 8380, 14204, 17755, 22207, 28073, 35510, 44414, 56146, 71020, 88828, 111035, 112292, 140365, 222070, 280730, 444140, 561460, 1487869, 2975738, 5951476, 7439345, 14878690, 29757380]

約数ペア:

[(1, 29757380), (2, 14878690), (4, 7439345), (5, 5951476), (10, 2975738), (20, 1487869), (53, 561460), (67, 444140), (106, 280730), (134, 222070), (212, 140365), (265, 112292), (268, 111035), (335, 88828), (419, 71020), (530, 56146), (670, 44414), (838, 35510), (1060, 28073), (1340, 22207), (1676, 17755), (2095, 14204), (3551, 8380), (4190, 7102)]