42536840

素因数分解:

$2^3\times 5^1\times {\mathrm{739}}^1\times {\mathrm{1439}}^1$

素因数の和:2189

約数の個数: 32

約数和(自身を含む): 95904000

約数和(自身を除く): 53367160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 739, 1439, 1478, 2878, 2956, 3695, 5756, 5912, 7195, 7390, 11512, 14390, 14780, 28780, 29560, 57560, 1063421, 2126842, 4253684, 5317105, 8507368, 10634210, 21268420, 42536840]

約数ペア:

[(1, 42536840), (2, 21268420), (4, 10634210), (5, 8507368), (8, 5317105), (10, 4253684), (20, 2126842), (40, 1063421), (739, 57560), (1439, 29560), (1478, 28780), (2878, 14780), (2956, 14390), (3695, 11512), (5756, 7390), (5912, 7195)]