18750050720

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{6893401}}^1$

素因数の和:6893433

約数の個数: 48

約数和(自身を含む): 46902707208

約数和(自身を除く): 28152656488

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 6893401, 13786802, 27573604, 34467005, 55147208, 68934010, 110294416, 117187817, 137868020, 220588832, 234375634, 275736040, 468751268, 551472080, 585939085, 937502536, 1102944160, 1171878170, 1875005072, 2343756340, 3750010144, 4687512680, 9375025360, 18750050720]

約数ペア:

[(1, 18750050720), (2, 9375025360), (4, 4687512680), (5, 3750010144), (8, 2343756340), (10, 1875005072), (16, 1171878170), (17, 1102944160), (20, 937502536), (32, 585939085), (34, 551472080), (40, 468751268), (68, 275736040), (80, 234375634), (85, 220588832), (136, 137868020), (160, 117187817), (170, 110294416), (272, 68934010), (340, 55147208), (544, 34467005), (680, 27573604), (1360, 13786802), (2720, 6893401)]