1408620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1381}}^1$

素因数の和:1410

約数の個数: 48

約数和(自身を含む): 4179168

約数和(自身を除く): 2770548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 1381, 2762, 4143, 5524, 6905, 8286, 13810, 16572, 20715, 23477, 27620, 41430, 46954, 70431, 82860, 93908, 117385, 140862, 234770, 281724, 352155, 469540, 704310, 1408620]

約数ペア:

[(1, 1408620), (2, 704310), (3, 469540), (4, 352155), (5, 281724), (6, 234770), (10, 140862), (12, 117385), (15, 93908), (17, 82860), (20, 70431), (30, 46954), (34, 41430), (51, 27620), (60, 23477), (68, 20715), (85, 16572), (102, 13810), (170, 8286), (204, 6905), (255, 5524), (340, 4143), (510, 2762), (1020, 1381)]