890232870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{690103}}^1$

素因数の和:690156

約数の個数: 32

約数和(自身を含む): 2186249472

約数和(自身を除く): 1296016602

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 690103, 1380206, 2070309, 3450515, 4140618, 6901030, 10351545, 20703090, 29674429, 59348858, 89023287, 148372145, 178046574, 296744290, 445116435, 890232870]

約数ペア:

[(1, 890232870), (2, 445116435), (3, 296744290), (5, 178046574), (6, 148372145), (10, 89023287), (15, 59348858), (30, 29674429), (43, 20703090), (86, 10351545), (129, 6901030), (215, 4140618), (258, 3450515), (430, 2070309), (645, 1380206), (1290, 690103)]