8445260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{421}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 19141920

約数和(自身を除く): 10696660

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 59, 68, 85, 118, 170, 236, 295, 340, 421, 590, 842, 1003, 1180, 1684, 2006, 2105, 4012, 4210, 5015, 7157, 8420, 10030, 14314, 20060, 24839, 28628, 35785, 49678, 71570, 99356, 124195, 143140, 248390, 422263, 496780, 844526, 1689052, 2111315, 4222630, 8445260]

約数ペア:

[(1, 8445260), (2, 4222630), (4, 2111315), (5, 1689052), (10, 844526), (17, 496780), (20, 422263), (34, 248390), (59, 143140), (68, 124195), (85, 99356), (118, 71570), (170, 49678), (236, 35785), (295, 28628), (340, 24839), (421, 20060), (590, 14314), (842, 10030), (1003, 8420), (1180, 7157), (1684, 5015), (2006, 4210), (2105, 4012)]