8436340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1237}}^1$

素因数の和:1288

約数の個数: 48

約数和(自身を含む): 19966464

約数和(自身を除く): 11530124

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1237, 1364, 1705, 2474, 3410, 4948, 6185, 6820, 12370, 13607, 24740, 27214, 38347, 54428, 68035, 76694, 136070, 153388, 191735, 272140, 383470, 421817, 766940, 843634, 1687268, 2109085, 4218170, 8436340]

約数ペア:

[(1, 8436340), (2, 4218170), (4, 2109085), (5, 1687268), (10, 843634), (11, 766940), (20, 421817), (22, 383470), (31, 272140), (44, 191735), (55, 153388), (62, 136070), (110, 76694), (124, 68035), (155, 54428), (220, 38347), (310, 27214), (341, 24740), (620, 13607), (682, 12370), (1237, 6820), (1364, 6185), (1705, 4948), (2474, 3410)]