284080

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:133

約数の個数: 40

約数和(自身を含む): 682992

約数和(自身を除く): 398912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 67, 80, 106, 134, 212, 265, 268, 335, 424, 530, 536, 670, 848, 1060, 1072, 1340, 2120, 2680, 3551, 4240, 5360, 7102, 14204, 17755, 28408, 35510, 56816, 71020, 142040, 284080]

約数ペア:

[(1, 284080), (2, 142040), (4, 71020), (5, 56816), (8, 35510), (10, 28408), (16, 17755), (20, 14204), (40, 7102), (53, 5360), (67, 4240), (80, 3551), (106, 2680), (134, 2120), (212, 1340), (265, 1072), (268, 1060), (335, 848), (424, 670), (530, 536)]