2479605860

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{947}}^1\times {\mathrm{1471}}^1$

素因数の和:2516

約数の個数: 48

約数和(自身を含む): 5274823680

約数和(自身を除く): 2795217820

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 947, 1471, 1780, 1894, 2942, 3788, 4735, 5884, 7355, 9470, 14710, 18940, 29420, 84283, 130919, 168566, 261838, 337132, 421415, 523676, 654595, 842830, 1309190, 1393037, 1685660, 2618380, 2786074, 5572148, 6965185, 13930370, 27860740, 123980293, 247960586, 495921172, 619901465, 1239802930, 2479605860]

約数ペア:

[(1, 2479605860), (2, 1239802930), (4, 619901465), (5, 495921172), (10, 247960586), (20, 123980293), (89, 27860740), (178, 13930370), (356, 6965185), (445, 5572148), (890, 2786074), (947, 2618380), (1471, 1685660), (1780, 1393037), (1894, 1309190), (2942, 842830), (3788, 654595), (4735, 523676), (5884, 421415), (7355, 337132), (9470, 261838), (14710, 168566), (18940, 130919), (29420, 84283)]