394156960

素因数分解:

$2^5\times 5^1\times {\mathrm{223}}^1\times {\mathrm{11047}}^1$

素因数の和:11285

約数の個数: 48

約数和(自身を含む): 935456256

約数和(自身を除く): 541299296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 223, 446, 892, 1115, 1784, 2230, 3568, 4460, 7136, 8920, 11047, 17840, 22094, 35680, 44188, 55235, 88376, 110470, 176752, 220940, 353504, 441880, 883760, 1767520, 2463481, 4926962, 9853924, 12317405, 19707848, 24634810, 39415696, 49269620, 78831392, 98539240, 197078480, 394156960]

約数ペア:

[(1, 394156960), (2, 197078480), (4, 98539240), (5, 78831392), (8, 49269620), (10, 39415696), (16, 24634810), (20, 19707848), (32, 12317405), (40, 9853924), (80, 4926962), (160, 2463481), (223, 1767520), (446, 883760), (892, 441880), (1115, 353504), (1784, 220940), (2230, 176752), (3568, 110470), (4460, 88376), (7136, 55235), (8920, 44188), (11047, 35680), (17840, 22094)]