31081620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{17863}}^1$

素因数の和:17904

約数の個数: 48

約数和(自身を含む): 90034560

約数和(自身を除く): 58952940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 17863, 35726, 53589, 71452, 89315, 107178, 178630, 214356, 267945, 357260, 518027, 535890, 1036054, 1071780, 1554081, 2072108, 2590135, 3108162, 5180270, 6216324, 7770405, 10360540, 15540810, 31081620]

約数ペア:

[(1, 31081620), (2, 15540810), (3, 10360540), (4, 7770405), (5, 6216324), (6, 5180270), (10, 3108162), (12, 2590135), (15, 2072108), (20, 1554081), (29, 1071780), (30, 1036054), (58, 535890), (60, 518027), (87, 357260), (116, 267945), (145, 214356), (174, 178630), (290, 107178), (348, 89315), (435, 71452), (580, 53589), (870, 35726), (1740, 17863)]