673480

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:273

約数の個数: 32

約数和(自身を含む): 1539000

約数和(自身を除く): 865520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 149, 226, 298, 452, 565, 596, 745, 904, 1130, 1192, 1490, 2260, 2980, 4520, 5960, 16837, 33674, 67348, 84185, 134696, 168370, 336740, 673480]

約数ペア:

[(1, 673480), (2, 336740), (4, 168370), (5, 134696), (8, 84185), (10, 67348), (20, 33674), (40, 16837), (113, 5960), (149, 4520), (226, 2980), (298, 2260), (452, 1490), (565, 1192), (596, 1130), (745, 904)]