29992040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{421}}^1$

素因数の和:582

約数の個数: 64

約数和(自身を含む): 73377360

約数和(自身を除く): 43385320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 137, 260, 274, 421, 520, 548, 685, 842, 1096, 1370, 1684, 1781, 2105, 2740, 3368, 3562, 4210, 5473, 5480, 7124, 8420, 8905, 10946, 14248, 16840, 17810, 21892, 27365, 35620, 43784, 54730, 57677, 71240, 109460, 115354, 218920, 230708, 288385, 461416, 576770, 749801, 1153540, 1499602, 2307080, 2999204, 3749005, 5998408, 7498010, 14996020, 29992040]

約数ペア:

[(1, 29992040), (2, 14996020), (4, 7498010), (5, 5998408), (8, 3749005), (10, 2999204), (13, 2307080), (20, 1499602), (26, 1153540), (40, 749801), (52, 576770), (65, 461416), (104, 288385), (130, 230708), (137, 218920), (260, 115354), (274, 109460), (421, 71240), (520, 57677), (548, 54730), (685, 43784), (842, 35620), (1096, 27365), (1370, 21892), (1684, 17810), (1781, 16840), (2105, 14248), (2740, 10946), (3368, 8905), (3562, 8420), (4210, 7124), (5473, 5480)]