10900720

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1531}}^1$

素因数の和:1633

約数の個数: 40

約数和(自身を含む): 25645680

約数和(自身を除く): 14744960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1531, 1780, 3062, 3560, 6124, 7120, 7655, 12248, 15310, 24496, 30620, 61240, 122480, 136259, 272518, 545036, 681295, 1090072, 1362590, 2180144, 2725180, 5450360, 10900720]

約数ペア:

[(1, 10900720), (2, 5450360), (4, 2725180), (5, 2180144), (8, 1362590), (10, 1090072), (16, 681295), (20, 545036), (40, 272518), (80, 136259), (89, 122480), (178, 61240), (356, 30620), (445, 24496), (712, 15310), (890, 12248), (1424, 7655), (1531, 7120), (1780, 6124), (3062, 3560)]