8921260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1381}}^1$

素因数の和:1426

約数の個数: 48

約数和(自身を含む): 20895840

約数和(自身を除く): 11974580

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1381, 1615, 2762, 3230, 5524, 6460, 6905, 13810, 23477, 26239, 27620, 46954, 52478, 93908, 104956, 117385, 131195, 234770, 262390, 446063, 469540, 524780, 892126, 1784252, 2230315, 4460630, 8921260]

約数ペア:

[(1, 8921260), (2, 4460630), (4, 2230315), (5, 1784252), (10, 892126), (17, 524780), (19, 469540), (20, 446063), (34, 262390), (38, 234770), (68, 131195), (76, 117385), (85, 104956), (95, 93908), (170, 52478), (190, 46954), (323, 27620), (340, 26239), (380, 23477), (646, 13810), (1292, 6905), (1381, 6460), (1615, 5524), (2762, 3230)]