49428820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3967}}^1$

素因数の和:4072

約数の個数: 48

約数和(自身を含む): 119992320

約数和(自身を除く): 70563500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 3967, 6230, 7934, 12460, 15868, 19835, 27769, 39670, 55538, 79340, 111076, 138845, 277690, 353063, 555380, 706126, 1412252, 1765315, 2471441, 3530630, 4942882, 7061260, 9885764, 12357205, 24714410, 49428820]

約数ペア:

[(1, 49428820), (2, 24714410), (4, 12357205), (5, 9885764), (7, 7061260), (10, 4942882), (14, 3530630), (20, 2471441), (28, 1765315), (35, 1412252), (70, 706126), (89, 555380), (140, 353063), (178, 277690), (356, 138845), (445, 111076), (623, 79340), (890, 55538), (1246, 39670), (1780, 27769), (2492, 19835), (3115, 15868), (3967, 12460), (6230, 7934)]