68201420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{787}}^1$

素因数の和:1422

約数の個数: 48

約数和(自身を含む): 164156160

約数和(自身を除く): 95954740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 619, 787, 1238, 1574, 2476, 3095, 3148, 3935, 4333, 5509, 6190, 7870, 8666, 11018, 12380, 15740, 17332, 21665, 22036, 27545, 43330, 55090, 86660, 110180, 487153, 974306, 1948612, 2435765, 3410071, 4871530, 6820142, 9743060, 13640284, 17050355, 34100710, 68201420]

約数ペア:

[(1, 68201420), (2, 34100710), (4, 17050355), (5, 13640284), (7, 9743060), (10, 6820142), (14, 4871530), (20, 3410071), (28, 2435765), (35, 1948612), (70, 974306), (140, 487153), (619, 110180), (787, 86660), (1238, 55090), (1574, 43330), (2476, 27545), (3095, 22036), (3148, 21665), (3935, 17332), (4333, 15740), (5509, 12380), (6190, 11018), (7870, 8666)]