1768565560

素因数分解:

$2^3\times 5^1\times {\mathrm{3769}}^1\times {\mathrm{11731}}^1$

素因数の和:15511

約数の個数: 32

約数和(自身を含む): 3980667600

約数和(自身を除く): 2212102040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3769, 7538, 11731, 15076, 18845, 23462, 30152, 37690, 46924, 58655, 75380, 93848, 117310, 150760, 234620, 469240, 44214139, 88428278, 176856556, 221070695, 353713112, 442141390, 884282780, 1768565560]

約数ペア:

[(1, 1768565560), (2, 884282780), (4, 442141390), (5, 353713112), (8, 221070695), (10, 176856556), (20, 88428278), (40, 44214139), (3769, 469240), (7538, 234620), (11731, 150760), (15076, 117310), (18845, 93848), (23462, 75380), (30152, 58655), (37690, 46924)]