47438840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{69763}}^1$

素因数の和:69791

約数の個数: 32

約数和(自身を含む): 113017680

約数和(自身を除く): 65578840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 69763, 139526, 279052, 348815, 558104, 697630, 1185971, 1395260, 2371942, 2790520, 4743884, 5929855, 9487768, 11859710, 23719420, 47438840]

約数ペア:

[(1, 47438840), (2, 23719420), (4, 11859710), (5, 9487768), (8, 5929855), (10, 4743884), (17, 2790520), (20, 2371942), (34, 1395260), (40, 1185971), (68, 697630), (85, 558104), (136, 348815), (170, 279052), (340, 139526), (680, 69763)]