2893720

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{991}}^1$

素因数の和:1075

約数の個数: 32

約数和(自身を含む): 6606720

約数和(自身を除く): 3713000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 991, 1460, 1982, 2920, 3964, 4955, 7928, 9910, 19820, 39640, 72343, 144686, 289372, 361715, 578744, 723430, 1446860, 2893720]

約数ペア:

[(1, 2893720), (2, 1446860), (4, 723430), (5, 578744), (8, 361715), (10, 289372), (20, 144686), (40, 72343), (73, 39640), (146, 19820), (292, 9910), (365, 7928), (584, 4955), (730, 3964), (991, 2920), (1460, 1982)]