9657740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:498

約数の個数: 48

約数和(自身を含む): 21552384

約数和(自身を除く): 11894644

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 62, 74, 124, 148, 155, 185, 310, 370, 421, 620, 740, 842, 1147, 1684, 2105, 2294, 4210, 4588, 5735, 8420, 11470, 13051, 15577, 22940, 26102, 31154, 52204, 62308, 65255, 77885, 130510, 155770, 261020, 311540, 482887, 965774, 1931548, 2414435, 4828870, 9657740]

約数ペア:

[(1, 9657740), (2, 4828870), (4, 2414435), (5, 1931548), (10, 965774), (20, 482887), (31, 311540), (37, 261020), (62, 155770), (74, 130510), (124, 77885), (148, 65255), (155, 62308), (185, 52204), (310, 31154), (370, 26102), (421, 22940), (620, 15577), (740, 13051), (842, 11470), (1147, 8420), (1684, 5735), (2105, 4588), (2294, 4210)]