17842520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1381}}^1$

素因数の和:1428

約数の個数: 64

約数和(自身を含む): 44776800

約数和(自身を除く): 26934280

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1381, 1615, 2584, 2762, 3230, 5524, 6460, 6905, 11048, 12920, 13810, 23477, 26239, 27620, 46954, 52478, 55240, 93908, 104956, 117385, 131195, 187816, 209912, 234770, 262390, 446063, 469540, 524780, 892126, 939080, 1049560, 1784252, 2230315, 3568504, 4460630, 8921260, 17842520]

約数ペア:

[(1, 17842520), (2, 8921260), (4, 4460630), (5, 3568504), (8, 2230315), (10, 1784252), (17, 1049560), (19, 939080), (20, 892126), (34, 524780), (38, 469540), (40, 446063), (68, 262390), (76, 234770), (85, 209912), (95, 187816), (136, 131195), (152, 117385), (170, 104956), (190, 93908), (323, 55240), (340, 52478), (380, 46954), (646, 27620), (680, 26239), (760, 23477), (1292, 13810), (1381, 12920), (1615, 11048), (2584, 6905), (2762, 6460), (3230, 5524)]