40656320

素因数分解:

$2^6\times 5^1\times {\mathrm{127051}}^1$

素因数の和:127068

約数の個数: 28

約数和(自身を含む): 96813624

約数和(自身を除く): 56157304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 127051, 254102, 508204, 635255, 1016408, 1270510, 2032816, 2541020, 4065632, 5082040, 8131264, 10164080, 20328160, 40656320]

約数ペア:

[(1, 40656320), (2, 20328160), (4, 10164080), (5, 8131264), (8, 5082040), (10, 4065632), (16, 2541020), (20, 2032816), (32, 1270510), (40, 1016408), (64, 635255), (80, 508204), (160, 254102), (320, 127051)]