2490571540

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{337}}^1\times {\mathrm{2267}}^1$

素因数の和:2776

約数の個数: 48

約数和(自身を含む): 5280230592

約数和(自身を除く): 2789659052

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 337, 652, 674, 815, 1348, 1630, 1685, 2267, 3260, 3370, 4534, 6740, 9068, 11335, 22670, 45340, 54931, 109862, 219724, 274655, 369521, 549310, 739042, 763979, 1098620, 1478084, 1527958, 1847605, 3055916, 3695210, 3819895, 7390420, 7639790, 15279580, 124528577, 249057154, 498114308, 622642885, 1245285770, 2490571540]

約数ペア:

[(1, 2490571540), (2, 1245285770), (4, 622642885), (5, 498114308), (10, 249057154), (20, 124528577), (163, 15279580), (326, 7639790), (337, 7390420), (652, 3819895), (674, 3695210), (815, 3055916), (1348, 1847605), (1630, 1527958), (1685, 1478084), (2267, 1098620), (3260, 763979), (3370, 739042), (4534, 549310), (6740, 369521), (9068, 274655), (11335, 219724), (22670, 109862), (45340, 54931)]