2906320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2137}}^1$

素因数の和:2167

約数の個数: 40

約数和(自身を含む): 7158024

約数和(自身を除く): 4251704

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 2137, 4274, 8548, 10685, 17096, 21370, 34192, 36329, 42740, 72658, 85480, 145316, 170960, 181645, 290632, 363290, 581264, 726580, 1453160, 2906320]

約数ペア:

[(1, 2906320), (2, 1453160), (4, 726580), (5, 581264), (8, 363290), (10, 290632), (16, 181645), (17, 170960), (20, 145316), (34, 85480), (40, 72658), (68, 42740), (80, 36329), (85, 34192), (136, 21370), (170, 17096), (272, 10685), (340, 8548), (680, 4274), (1360, 2137)]