30251360

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4397}}^1$

素因数の和:4455

約数の個数: 48

約数和(自身を含む): 73147536

約数和(自身を除く): 42896176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 4397, 6880, 8794, 17588, 21985, 35176, 43970, 70352, 87940, 140704, 175880, 189071, 351760, 378142, 703520, 756284, 945355, 1512568, 1890710, 3025136, 3781420, 6050272, 7562840, 15125680, 30251360]

約数ペア:

[(1, 30251360), (2, 15125680), (4, 7562840), (5, 6050272), (8, 3781420), (10, 3025136), (16, 1890710), (20, 1512568), (32, 945355), (40, 756284), (43, 703520), (80, 378142), (86, 351760), (160, 189071), (172, 175880), (215, 140704), (344, 87940), (430, 70352), (688, 43970), (860, 35176), (1376, 21985), (1720, 17588), (3440, 8794), (4397, 6880)]