89428720

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{10853}}^1$

素因数の和:10969

約数の個数: 40

約数和(自身を含む): 209959776

約数和(自身を除く): 120531056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 10853, 21706, 43412, 54265, 86824, 108530, 173648, 217060, 434120, 868240, 1117859, 2235718, 4471436, 5589295, 8942872, 11178590, 17885744, 22357180, 44714360, 89428720]

約数ペア:

[(1, 89428720), (2, 44714360), (4, 22357180), (5, 17885744), (8, 11178590), (10, 8942872), (16, 5589295), (20, 4471436), (40, 2235718), (80, 1117859), (103, 868240), (206, 434120), (412, 217060), (515, 173648), (824, 108530), (1030, 86824), (1648, 54265), (2060, 43412), (4120, 21706), (8240, 10853)]