2080851560

素因数分解:

$2^3\times 5^1\times {\mathrm{1439}}^1\times {\mathrm{36151}}^1$

素因数の和:37601

約数の個数: 32

約数和(自身を含む): 4685299200

約数和(自身を除く): 2604447640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1439, 2878, 5756, 7195, 11512, 14390, 28780, 36151, 57560, 72302, 144604, 180755, 289208, 361510, 723020, 1446040, 52021289, 104042578, 208085156, 260106445, 416170312, 520212890, 1040425780, 2080851560]

約数ペア:

[(1, 2080851560), (2, 1040425780), (4, 520212890), (5, 416170312), (8, 260106445), (10, 208085156), (20, 104042578), (40, 52021289), (1439, 1446040), (2878, 723020), (5756, 361510), (7195, 289208), (11512, 180755), (14390, 144604), (28780, 72302), (36151, 57560)]