8561440

素因数分解:

$2^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{733}}^1$

素因数の和:821

約数の個数: 48

約数和(自身を含む): 20531448

約数和(自身を除く): 11970008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 80, 146, 160, 292, 365, 584, 730, 733, 1168, 1460, 1466, 2336, 2920, 2932, 3665, 5840, 5864, 7330, 11680, 11728, 14660, 23456, 29320, 53509, 58640, 107018, 117280, 214036, 267545, 428072, 535090, 856144, 1070180, 1712288, 2140360, 4280720, 8561440]

約数ペア:

[(1, 8561440), (2, 4280720), (4, 2140360), (5, 1712288), (8, 1070180), (10, 856144), (16, 535090), (20, 428072), (32, 267545), (40, 214036), (73, 117280), (80, 107018), (146, 58640), (160, 53509), (292, 29320), (365, 23456), (584, 14660), (730, 11728), (733, 11680), (1168, 7330), (1460, 5864), (1466, 5840), (2336, 3665), (2920, 2932)]