39446480

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{11467}}^1$

素因数の和:11523

約数の個数: 40

約数和(自身を含む): 93854112

約数和(自身を除く): 54407632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 11467, 22934, 45868, 57335, 91736, 114670, 183472, 229340, 458680, 493081, 917360, 986162, 1972324, 2465405, 3944648, 4930810, 7889296, 9861620, 19723240, 39446480]

約数ペア:

[(1, 39446480), (2, 19723240), (4, 9861620), (5, 7889296), (8, 4930810), (10, 3944648), (16, 2465405), (20, 1972324), (40, 986162), (43, 917360), (80, 493081), (86, 458680), (172, 229340), (215, 183472), (344, 114670), (430, 91736), (688, 57335), (860, 45868), (1720, 22934), (3440, 11467)]