138293240

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{34231}}^1$

素因数の和:34343

約数の個数: 32

約数和(自身を含む): 314249760

約数和(自身を除く): 175956520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 34231, 68462, 136924, 171155, 273848, 342310, 684620, 1369240, 3457331, 6914662, 13829324, 17286655, 27658648, 34573310, 69146620, 138293240]

約数ペア:

[(1, 138293240), (2, 69146620), (4, 34573310), (5, 27658648), (8, 17286655), (10, 13829324), (20, 6914662), (40, 3457331), (101, 1369240), (202, 684620), (404, 342310), (505, 273848), (808, 171155), (1010, 136924), (2020, 68462), (4040, 34231)]