1328180

素因数分解:

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

素因数の和:248

約数の個数: 48

約数和(自身を含む): 3265920

約数和(自身を除く): 1937740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 179, 212, 265, 358, 371, 530, 716, 742, 895, 1060, 1253, 1484, 1790, 1855, 2506, 3580, 3710, 5012, 6265, 7420, 9487, 12530, 18974, 25060, 37948, 47435, 66409, 94870, 132818, 189740, 265636, 332045, 664090, 1328180]

約数ペア:

[(1, 1328180), (2, 664090), (4, 332045), (5, 265636), (7, 189740), (10, 132818), (14, 94870), (20, 66409), (28, 47435), (35, 37948), (53, 25060), (70, 18974), (106, 12530), (140, 9487), (179, 7420), (212, 6265), (265, 5012), (358, 3710), (371, 3580), (530, 2506), (716, 1855), (742, 1790), (895, 1484), (1060, 1253)]