4385260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:694

約数の個数: 48

約数和(自身を含む): 10386432

約数和(自身を除く): 6001172

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 643, 682, 1286, 1364, 1705, 2572, 3215, 3410, 6430, 6820, 7073, 12860, 14146, 19933, 28292, 35365, 39866, 70730, 79732, 99665, 141460, 199330, 219263, 398660, 438526, 877052, 1096315, 2192630, 4385260]

約数ペア:

[(1, 4385260), (2, 2192630), (4, 1096315), (5, 877052), (10, 438526), (11, 398660), (20, 219263), (22, 199330), (31, 141460), (44, 99665), (55, 79732), (62, 70730), (110, 39866), (124, 35365), (155, 28292), (220, 19933), (310, 14146), (341, 12860), (620, 7073), (643, 6820), (682, 6430), (1286, 3410), (1364, 3215), (1705, 2572)]