13643980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2377}}^1$

素因数の和:2434

約数の個数: 48

約数和(自身を含む): 33558336

約数和(自身を除く): 19914356

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2377, 2870, 4754, 5740, 9508, 11885, 16639, 23770, 33278, 47540, 66556, 83195, 97457, 166390, 194914, 332780, 389828, 487285, 682199, 974570, 1364398, 1949140, 2728796, 3410995, 6821990, 13643980]

約数ペア:

[(1, 13643980), (2, 6821990), (4, 3410995), (5, 2728796), (7, 1949140), (10, 1364398), (14, 974570), (20, 682199), (28, 487285), (35, 389828), (41, 332780), (70, 194914), (82, 166390), (140, 97457), (164, 83195), (205, 66556), (287, 47540), (410, 33278), (574, 23770), (820, 16639), (1148, 11885), (1435, 9508), (2377, 5740), (2870, 4754)]