520796380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{8747}}^1$

素因数の和:8998

約数の個数: 48

約数和(自身を含む): 1183079520

約数和(自身を除く): 662283140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 229, 260, 458, 916, 1145, 2290, 2977, 4580, 5954, 8747, 11908, 14885, 17494, 29770, 34988, 43735, 59540, 87470, 113711, 174940, 227422, 454844, 568555, 1137110, 2003063, 2274220, 4006126, 8012252, 10015315, 20030630, 26039819, 40061260, 52079638, 104159276, 130199095, 260398190, 520796380]

約数ペア:

[(1, 520796380), (2, 260398190), (4, 130199095), (5, 104159276), (10, 52079638), (13, 40061260), (20, 26039819), (26, 20030630), (52, 10015315), (65, 8012252), (130, 4006126), (229, 2274220), (260, 2003063), (458, 1137110), (916, 568555), (1145, 454844), (2290, 227422), (2977, 174940), (4580, 113711), (5954, 87470), (8747, 59540), (11908, 43735), (14885, 34988), (17494, 29770)]