238659790

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{317}}^1\times {\mathrm{953}}^1$

素因数の和:1356

約数の個数: 32

約数和(自身を含む): 436855680

約数和(自身を除く): 198195890

約数列:

[1, 2, 5, 10, 79, 158, 317, 395, 634, 790, 953, 1585, 1906, 3170, 4765, 9530, 25043, 50086, 75287, 125215, 150574, 250430, 302101, 376435, 604202, 752870, 1510505, 3021010, 23865979, 47731958, 119329895, 238659790]

約数ペア:

[(1, 238659790), (2, 119329895), (5, 47731958), (10, 23865979), (79, 3021010), (158, 1510505), (317, 752870), (395, 604202), (634, 376435), (790, 302101), (953, 250430), (1585, 150574), (1906, 125215), (3170, 75287), (4765, 50086), (9530, 25043)]