2531915080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2041867}}^1$

素因数の和:2041909

約数の個数: 32

約数和(自身を含む): 5880579840

約数和(自身を除く): 3348664760

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 2041867, 4083734, 8167468, 10209335, 16334936, 20418670, 40837340, 63297877, 81674680, 126595754, 253191508, 316489385, 506383016, 632978770, 1265957540, 2531915080]

約数ペア:

[(1, 2531915080), (2, 1265957540), (4, 632978770), (5, 506383016), (8, 316489385), (10, 253191508), (20, 126595754), (31, 81674680), (40, 63297877), (62, 40837340), (124, 20418670), (155, 16334936), (248, 10209335), (310, 8167468), (620, 4083734), (1240, 2041867)]