4280720

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{733}}^1$

素因数の和:819

約数の個数: 40

約数和(自身を含む): 10102776

約数和(自身を除く): 5822056

約数列:

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

約数ペア:

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