7950015.00000000

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{397}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 80905440

約数和(自身を除く): 43690660

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 109, 172, 215, 218, 397, 430, 436, 545, 794, 860, 1090, 1588, 1985, 2180, 3970, 4687, 7940, 9374, 17071, 18748, 23435, 34142, 43273, 46870, 68284, 85355, 86546, 93740, 170710, 173092, 216365, 341420, 432730, 865460, 1860739, 3721478, 7442956, 9303695, 18607390, 37214780]

約数ペア:

[(1, 37214780), (2, 18607390), (4, 9303695), (5, 7442956), (10, 3721478), (20, 1860739), (43, 865460), (86, 432730), (109, 341420), (172, 216365), (215, 173092), (218, 170710), (397, 93740), (430, 86546), (436, 85355), (545, 68284), (794, 46870), (860, 43273), (1090, 34142), (1588, 23435), (1985, 18748), (2180, 17071), (3970, 9374), (4687, 7940)]