621336380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{4438117}}^1$

素因数の和:4438133

約数の個数: 24

約数和(自身を含む): 1491207648

約数和(自身を除く): 869871268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 4438117, 8876234, 17752468, 22190585, 31066819, 44381170, 62133638, 88762340, 124267276, 155334095, 310668190, 621336380]

約数ペア:

[(1, 621336380), (2, 310668190), (4, 155334095), (5, 124267276), (7, 88762340), (10, 62133638), (14, 44381170), (20, 31066819), (28, 22190585), (35, 17752468), (70, 8876234), (140, 4438117)]