28746670

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{743}}^1$

素因数の和:876

約数の個数: 32

約数和(自身を含む): 53514432

約数和(自身を除く): 24767762

約数列:

[1, 2, 5, 10, 53, 73, 106, 146, 265, 365, 530, 730, 743, 1486, 3715, 3869, 7430, 7738, 19345, 38690, 39379, 54239, 78758, 108478, 196895, 271195, 393790, 542390, 2874667, 5749334, 14373335, 28746670]

約数ペア:

[(1, 28746670), (2, 14373335), (5, 5749334), (10, 2874667), (53, 542390), (73, 393790), (106, 271195), (146, 196895), (265, 108478), (365, 78758), (530, 54239), (730, 39379), (743, 38690), (1486, 19345), (3715, 7738), (3869, 7430)]