2656360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:250

約数の個数: 64

約数和(自身を含む): 6998400

約数和(自身を除く): 4342040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 179, 212, 265, 280, 358, 371, 424, 530, 716, 742, 895, 1060, 1253, 1432, 1484, 1790, 1855, 2120, 2506, 2968, 3580, 3710, 5012, 6265, 7160, 7420, 9487, 10024, 12530, 14840, 18974, 25060, 37948, 47435, 50120, 66409, 75896, 94870, 132818, 189740, 265636, 332045, 379480, 531272, 664090, 1328180, 2656360]

約数ペア:

[(1, 2656360), (2, 1328180), (4, 664090), (5, 531272), (7, 379480), (8, 332045), (10, 265636), (14, 189740), (20, 132818), (28, 94870), (35, 75896), (40, 66409), (53, 50120), (56, 47435), (70, 37948), (106, 25060), (140, 18974), (179, 14840), (212, 12530), (265, 10024), (280, 9487), (358, 7420), (371, 7160), (424, 6265), (530, 5012), (716, 3710), (742, 3580), (895, 2968), (1060, 2506), (1253, 2120), (1432, 1855), (1484, 1790)]