49645540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{3511}}^1$

素因数の和:3628

約数の個数: 48

約数和(自身を含む): 120363264

約数和(自身を除く): 70717724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 2020, 2828, 3511, 3535, 7022, 7070, 14044, 14140, 17555, 24577, 35110, 49154, 70220, 98308, 122885, 245770, 354611, 491540, 709222, 1418444, 1773055, 2482277, 3546110, 4964554, 7092220, 9929108, 12411385, 24822770, 49645540]

約数ペア:

[(1, 49645540), (2, 24822770), (4, 12411385), (5, 9929108), (7, 7092220), (10, 4964554), (14, 3546110), (20, 2482277), (28, 1773055), (35, 1418444), (70, 709222), (101, 491540), (140, 354611), (202, 245770), (404, 122885), (505, 98308), (707, 70220), (1010, 49154), (1414, 35110), (2020, 24577), (2828, 17555), (3511, 14140), (3535, 14044), (7022, 7070)]