28437490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1543}}^1$

素因数の和:1666

約数の個数: 32

約数和(自身を含む): 54472320

約数和(自身を除く): 26034830

約数列:

[1, 2, 5, 10, 19, 38, 95, 97, 190, 194, 485, 970, 1543, 1843, 3086, 3686, 7715, 9215, 15430, 18430, 29317, 58634, 146585, 149671, 293170, 299342, 748355, 1496710, 2843749, 5687498, 14218745, 28437490]

約数ペア:

[(1, 28437490), (2, 14218745), (5, 5687498), (10, 2843749), (19, 1496710), (38, 748355), (95, 299342), (97, 293170), (190, 149671), (194, 146585), (485, 58634), (970, 29317), (1543, 18430), (1843, 15430), (3086, 9215), (3686, 7715)]