474140

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:317

約数の個数: 24

約数和(自身を含む): 1008672

約数和(自身を除く): 534532

約数列:

[1, 2, 4, 5, 10, 20, 151, 157, 302, 314, 604, 628, 755, 785, 1510, 1570, 3020, 3140, 23707, 47414, 94828, 118535, 237070, 474140]

約数ペア:

[(1, 474140), (2, 237070), (4, 118535), (5, 94828), (10, 47414), (20, 23707), (151, 3140), (157, 3020), (302, 1570), (314, 1510), (604, 785), (628, 755)]