16580660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{569}}^1$

素因数の和:656

約数の個数: 48

約数和(自身を含む): 36771840

約数和(自身を除く): 20191180

約数列:

[1, 2, 4, 5, 10, 20, 31, 47, 62, 94, 124, 155, 188, 235, 310, 470, 569, 620, 940, 1138, 1457, 2276, 2845, 2914, 5690, 5828, 7285, 11380, 14570, 17639, 26743, 29140, 35278, 53486, 70556, 88195, 106972, 133715, 176390, 267430, 352780, 534860, 829033, 1658066, 3316132, 4145165, 8290330, 16580660]

約数ペア:

[(1, 16580660), (2, 8290330), (4, 4145165), (5, 3316132), (10, 1658066), (20, 829033), (31, 534860), (47, 352780), (62, 267430), (94, 176390), (124, 133715), (155, 106972), (188, 88195), (235, 70556), (310, 53486), (470, 35278), (569, 29140), (620, 26743), (940, 17639), (1138, 14570), (1457, 11380), (2276, 7285), (2845, 5828), (2914, 5690)]