18202760320

素因数分解:

$2^7\times 5^1\times {\mathrm{28441813}}^1$

素因数の和:28441832

約数の個数: 32

約数和(自身を含む): 43515975420

約数和(自身を除く): 25313215100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 28441813, 56883626, 113767252, 142209065, 227534504, 284418130, 455069008, 568836260, 910138016, 1137672520, 1820276032, 2275345040, 3640552064, 4550690080, 9101380160, 18202760320]

約数ペア:

[(1, 18202760320), (2, 9101380160), (4, 4550690080), (5, 3640552064), (8, 2275345040), (10, 1820276032), (16, 1137672520), (20, 910138016), (32, 568836260), (40, 455069008), (64, 284418130), (80, 227534504), (128, 142209065), (160, 113767252), (320, 56883626), (640, 28441813)]