201807560

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{71059}}^1$

素因数の和:71141

約数の個数: 32

約数和(自身を含む): 460468800

約数和(自身を除く): 258661240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 71059, 142118, 284236, 355295, 568472, 710590, 1421180, 2842360, 5045189, 10090378, 20180756, 25225945, 40361512, 50451890, 100903780, 201807560]

約数ペア:

[(1, 201807560), (2, 100903780), (4, 50451890), (5, 40361512), (8, 25225945), (10, 20180756), (20, 10090378), (40, 5045189), (71, 2842360), (142, 1421180), (284, 710590), (355, 568472), (568, 355295), (710, 284236), (1420, 142118), (2840, 71059)]