210693040

素因数分解:

$2^4\times 5^1\times {\mathrm{2633663}}^1$

素因数の和:2633676

約数の個数: 20

約数和(自身を含む): 489861504

約数和(自身を除く): 279168464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2633663, 5267326, 10534652, 13168315, 21069304, 26336630, 42138608, 52673260, 105346520, 210693040]

約数ペア:

[(1, 210693040), (2, 105346520), (4, 52673260), (5, 42138608), (8, 26336630), (10, 21069304), (16, 13168315), (20, 10534652), (40, 5267326), (80, 2633663)]