371427280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{663263}}^1$

素因数の和:663283

約数の個数: 40

約数和(自身を含む): 986936832

約数和(自身を除く): 615509552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 663263, 1326526, 2653052, 3316315, 4642841, 5306104, 6632630, 9285682, 10612208, 13265260, 18571364, 23214205, 26530520, 37142728, 46428410, 53061040, 74285456, 92856820, 185713640, 371427280]

約数ペア:

[(1, 371427280), (2, 185713640), (4, 92856820), (5, 74285456), (7, 53061040), (8, 46428410), (10, 37142728), (14, 26530520), (16, 23214205), (20, 18571364), (28, 13265260), (35, 10612208), (40, 9285682), (56, 6632630), (70, 5306104), (80, 4642841), (112, 3316315), (140, 2653052), (280, 1326526), (560, 663263)]