22989620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{599}}^1$

素因数の和:728

約数の個数: 48

約数和(自身を含む): 51408000

約数和(自身を除く): 28418380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 101, 190, 202, 380, 404, 505, 599, 1010, 1198, 1919, 2020, 2396, 2995, 3838, 5990, 7676, 9595, 11381, 11980, 19190, 22762, 38380, 45524, 56905, 60499, 113810, 120998, 227620, 241996, 302495, 604990, 1149481, 1209980, 2298962, 4597924, 5747405, 11494810, 22989620]

約数ペア:

[(1, 22989620), (2, 11494810), (4, 5747405), (5, 4597924), (10, 2298962), (19, 1209980), (20, 1149481), (38, 604990), (76, 302495), (95, 241996), (101, 227620), (190, 120998), (202, 113810), (380, 60499), (404, 56905), (505, 45524), (599, 38380), (1010, 22762), (1198, 19190), (1919, 11980), (2020, 11381), (2396, 9595), (2995, 7676), (3838, 5990)]