488205440

素因数分解:

$2^7\times 5^1\times {\mathrm{762821}}^1$

素因数の和:762840

約数の個数: 32

約数和(自身を含む): 1167117660

約数和(自身を除く): 678912220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 762821, 1525642, 3051284, 3814105, 6102568, 7628210, 12205136, 15256420, 24410272, 30512840, 48820544, 61025680, 97641088, 122051360, 244102720, 488205440]

約数ペア:

[(1, 488205440), (2, 244102720), (4, 122051360), (5, 97641088), (8, 61025680), (10, 48820544), (16, 30512840), (20, 24410272), (32, 15256420), (40, 12205136), (64, 7628210), (80, 6102568), (128, 3814105), (160, 3051284), (320, 1525642), (640, 762821)]