28873570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3697}}^1$

素因数の和:3786

約数の個数: 32

約数和(自身を含む): 57511296

約数和(自身を除く): 28637726

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3697, 3905, 7394, 7810, 18485, 36970, 40667, 81334, 203335, 262487, 406670, 524974, 1312435, 2624870, 2887357, 5774714, 14436785, 28873570]

約数ペア:

[(1, 28873570), (2, 14436785), (5, 5774714), (10, 2887357), (11, 2624870), (22, 1312435), (55, 524974), (71, 406670), (110, 262487), (142, 203335), (355, 81334), (710, 40667), (781, 36970), (1562, 18485), (3697, 7810), (3905, 7394)]