7210488980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{187871}}^1$

素因数の和:188000

約数の個数: 48

約数和(自身を含む): 16096872960

約数和(自身を除く): 8886383980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 101, 190, 202, 380, 404, 505, 1010, 1919, 2020, 3838, 7676, 9595, 19190, 38380, 187871, 375742, 751484, 939355, 1878710, 3569549, 3757420, 7139098, 14278196, 17847745, 18974971, 35695490, 37949942, 71390980, 75899884, 94874855, 189749710, 360524449, 379499420, 721048898, 1442097796, 1802622245, 3605244490, 7210488980]

約数ペア:

[(1, 7210488980), (2, 3605244490), (4, 1802622245), (5, 1442097796), (10, 721048898), (19, 379499420), (20, 360524449), (38, 189749710), (76, 94874855), (95, 75899884), (101, 71390980), (190, 37949942), (202, 35695490), (380, 18974971), (404, 17847745), (505, 14278196), (1010, 7139098), (1919, 3757420), (2020, 3569549), (3838, 1878710), (7676, 939355), (9595, 751484), (19190, 375742), (38380, 187871)]