78701420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29587}}^1$

素因数の和:29622

約数の個数: 48

約数和(自身を含む): 198831360

約数和(自身を除く): 120129940

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 29587, 59174, 118348, 147935, 207109, 295870, 414218, 562153, 591740, 828436, 1035545, 1124306, 2071090, 2248612, 2810765, 3935071, 4142180, 5621530, 7870142, 11243060, 15740284, 19675355, 39350710, 78701420]

約数ペア:

[(1, 78701420), (2, 39350710), (4, 19675355), (5, 15740284), (7, 11243060), (10, 7870142), (14, 5621530), (19, 4142180), (20, 3935071), (28, 2810765), (35, 2248612), (38, 2071090), (70, 1124306), (76, 1035545), (95, 828436), (133, 591740), (140, 562153), (190, 414218), (266, 295870), (380, 207109), (532, 147935), (665, 118348), (1330, 59174), (2660, 29587)]