282815480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{228077}}^1$

素因数の和:228119

約数の個数: 32

約数和(自身を含む): 656864640

約数和(自身を除く): 374049160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 228077, 456154, 912308, 1140385, 1824616, 2280770, 4561540, 7070387, 9123080, 14140774, 28281548, 35351935, 56563096, 70703870, 141407740, 282815480]

約数ペア:

[(1, 282815480), (2, 141407740), (4, 70703870), (5, 56563096), (8, 35351935), (10, 28281548), (20, 14140774), (31, 9123080), (40, 7070387), (62, 4561540), (124, 2280770), (155, 1824616), (248, 1140385), (310, 912308), (620, 456154), (1240, 228077)]