1520661616

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{419}}^1\times {\mathrm{2081}}^1$

素因数の和:2617

約数の個数: 40

約数和(自身を含む): 2981840400

約数和(自身を除く): 1461178784

約数列:

[1, 2, 4, 8, 16, 109, 218, 419, 436, 838, 872, 1676, 1744, 2081, 3352, 4162, 6704, 8324, 16648, 33296, 45671, 91342, 182684, 226829, 365368, 453658, 730736, 871939, 907316, 1743878, 1814632, 3487756, 3629264, 6975512, 13951024, 95041351, 190082702, 380165404, 760330808, 1520661616]

約数ペア:

[(1, 1520661616), (2, 760330808), (4, 380165404), (8, 190082702), (16, 95041351), (109, 13951024), (218, 6975512), (419, 3629264), (436, 3487756), (838, 1814632), (872, 1743878), (1676, 907316), (1744, 871939), (2081, 730736), (3352, 453658), (4162, 365368), (6704, 226829), (8324, 182684), (16648, 91342), (33296, 45671)]