134426140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{20809}}^1$

素因数の和:20854

約数の個数: 48

約数和(自身を含む): 314647200

約数和(自身を除く): 180221060

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 20809, 41618, 83236, 104045, 208090, 353753, 395371, 416180, 707506, 790742, 1415012, 1581484, 1768765, 1976855, 3537530, 3953710, 6721307, 7075060, 7907420, 13442614, 26885228, 33606535, 67213070, 134426140]

約数ペア:

[(1, 134426140), (2, 67213070), (4, 33606535), (5, 26885228), (10, 13442614), (17, 7907420), (19, 7075060), (20, 6721307), (34, 3953710), (38, 3537530), (68, 1976855), (76, 1768765), (85, 1581484), (95, 1415012), (170, 790742), (190, 707506), (323, 416180), (340, 395371), (380, 353753), (646, 208090), (1292, 104045), (1615, 83236), (3230, 41618), (6460, 20809)]