753380

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:419

約数の個数: 24

約数和(自身を含む): 1599360

約数和(自身を除く): 845980

約数列:

[1, 2, 4, 5, 10, 20, 139, 271, 278, 542, 556, 695, 1084, 1355, 1390, 2710, 2780, 5420, 37669, 75338, 150676, 188345, 376690, 753380]

約数ペア:

[(1, 753380), (2, 376690), (4, 188345), (5, 150676), (10, 75338), (20, 37669), (139, 5420), (271, 2780), (278, 2710), (542, 1390), (556, 1355), (695, 1084)]