28970710

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{283}}^1\times {\mathrm{353}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 54289440

約数和(自身を除く): 25318730

約数列:

[1, 2, 5, 10, 29, 58, 145, 283, 290, 353, 566, 706, 1415, 1765, 2830, 3530, 8207, 10237, 16414, 20474, 41035, 51185, 82070, 99899, 102370, 199798, 499495, 998990, 2897071, 5794142, 14485355, 28970710]

約数ペア:

[(1, 28970710), (2, 14485355), (5, 5794142), (10, 2897071), (29, 998990), (58, 499495), (145, 199798), (283, 102370), (290, 99899), (353, 82070), (566, 51185), (706, 41035), (1415, 20474), (1765, 16414), (2830, 10237), (3530, 8207)]