23331820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{421}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 52321248

約数和(自身を除く): 28989428

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 163, 170, 326, 340, 421, 652, 815, 842, 1630, 1684, 2105, 2771, 3260, 4210, 5542, 7157, 8420, 11084, 13855, 14314, 27710, 28628, 35785, 55420, 68623, 71570, 137246, 143140, 274492, 343115, 686230, 1166591, 1372460, 2333182, 4666364, 5832955, 11665910, 23331820]

約数ペア:

[(1, 23331820), (2, 11665910), (4, 5832955), (5, 4666364), (10, 2333182), (17, 1372460), (20, 1166591), (34, 686230), (68, 343115), (85, 274492), (163, 143140), (170, 137246), (326, 71570), (340, 68623), (421, 55420), (652, 35785), (815, 28628), (842, 27710), (1630, 14314), (1684, 13855), (2105, 11084), (2771, 8420), (3260, 7157), (4210, 5542)]