31415668840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{46199513}}^1$

素因数の和:46199541

約数の個数: 32

約数和(自身を含む): 74843212680

約数和(自身を除く): 43427543840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 46199513, 92399026, 184798052, 230997565, 369596104, 461995130, 785391721, 923990260, 1570783442, 1847980520, 3141566884, 3926958605, 6283133768, 7853917210, 15707834420, 31415668840]

約数ペア:

[(1, 31415668840), (2, 15707834420), (4, 7853917210), (5, 6283133768), (8, 3926958605), (10, 3141566884), (17, 1847980520), (20, 1570783442), (34, 923990260), (40, 785391721), (68, 461995130), (85, 369596104), (136, 230997565), (170, 184798052), (340, 92399026), (680, 46199513)]