208045820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{14797}}^1$

素因数の和:14862

約数の個数: 48

約数和(自身を含む): 472352160

約数和(自身を除く): 264306340

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 370, 380, 703, 740, 1406, 2812, 3515, 7030, 14060, 14797, 29594, 59188, 73985, 147970, 281143, 295940, 547489, 562286, 1094978, 1124572, 1405715, 2189956, 2737445, 2811430, 5474890, 5622860, 10402291, 10949780, 20804582, 41609164, 52011455, 104022910, 208045820]

約数ペア:

[(1, 208045820), (2, 104022910), (4, 52011455), (5, 41609164), (10, 20804582), (19, 10949780), (20, 10402291), (37, 5622860), (38, 5474890), (74, 2811430), (76, 2737445), (95, 2189956), (148, 1405715), (185, 1124572), (190, 1094978), (370, 562286), (380, 547489), (703, 295940), (740, 281143), (1406, 147970), (2812, 73985), (3515, 59188), (7030, 29594), (14060, 14797)]