31353740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2689}}^1$

素因数の和:2762

約数の個数: 48

約数和(自身を含む): 73211040

約数和(自身を除く): 41857300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 212, 220, 265, 530, 583, 1060, 1166, 2332, 2689, 2915, 5378, 5830, 10756, 11660, 13445, 26890, 29579, 53780, 59158, 118316, 142517, 147895, 285034, 295790, 570068, 591580, 712585, 1425170, 1567687, 2850340, 3135374, 6270748, 7838435, 15676870, 31353740]

約数ペア:

[(1, 31353740), (2, 15676870), (4, 7838435), (5, 6270748), (10, 3135374), (11, 2850340), (20, 1567687), (22, 1425170), (44, 712585), (53, 591580), (55, 570068), (106, 295790), (110, 285034), (212, 147895), (220, 142517), (265, 118316), (530, 59158), (583, 53780), (1060, 29579), (1166, 26890), (2332, 13445), (2689, 11660), (2915, 10756), (5378, 5830)]