6448820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{631}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 15714048

約数和(自身を除く): 9265228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 631, 730, 1022, 1262, 1460, 2044, 2524, 2555, 3155, 4417, 5110, 6310, 8834, 10220, 12620, 17668, 22085, 44170, 46063, 88340, 92126, 184252, 230315, 322441, 460630, 644882, 921260, 1289764, 1612205, 3224410, 6448820]

約数ペア:

[(1, 6448820), (2, 3224410), (4, 1612205), (5, 1289764), (7, 921260), (10, 644882), (14, 460630), (20, 322441), (28, 230315), (35, 184252), (70, 92126), (73, 88340), (140, 46063), (146, 44170), (292, 22085), (365, 17668), (511, 12620), (631, 10220), (730, 8834), (1022, 6310), (1262, 5110), (1460, 4417), (2044, 3155), (2524, 2555)]