7658260

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 16853760

約数和(自身を除く): 9195500

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 79, 131, 148, 158, 185, 262, 316, 370, 395, 524, 655, 740, 790, 1310, 1580, 2620, 2923, 4847, 5846, 9694, 10349, 11692, 14615, 19388, 20698, 24235, 29230, 41396, 48470, 51745, 58460, 96940, 103490, 206980, 382913, 765826, 1531652, 1914565, 3829130, 7658260]

約数ペア:

[(1, 7658260), (2, 3829130), (4, 1914565), (5, 1531652), (10, 765826), (20, 382913), (37, 206980), (74, 103490), (79, 96940), (131, 58460), (148, 51745), (158, 48470), (185, 41396), (262, 29230), (316, 24235), (370, 20698), (395, 19388), (524, 14615), (655, 11692), (740, 10349), (790, 9694), (1310, 5846), (1580, 4847), (2620, 2923)]