1698930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1$

素因数の和:495

約数の個数: 48

約数和(自身を含む): 4530240

約数和(自身を除く): 2831310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 439, 645, 774, 878, 1290, 1317, 1935, 2195, 2634, 3870, 3951, 4390, 6585, 7902, 13170, 18877, 19755, 37754, 39510, 56631, 94385, 113262, 169893, 188770, 283155, 339786, 566310, 849465, 1698930]

約数ペア:

[(1, 1698930), (2, 849465), (3, 566310), (5, 339786), (6, 283155), (9, 188770), (10, 169893), (15, 113262), (18, 94385), (30, 56631), (43, 39510), (45, 37754), (86, 19755), (90, 18877), (129, 13170), (215, 7902), (258, 6585), (387, 4390), (430, 3951), (439, 3870), (645, 2634), (774, 2195), (878, 1935), (1290, 1317)]