69406540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{70823}}^1$

素因数の和:70846

約数の個数: 36

約数和(自身を含む): 169552656

約数和(自身を除く): 100146116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 70823, 141646, 283292, 354115, 495761, 708230, 991522, 1416460, 1983044, 2478805, 3470327, 4957610, 6940654, 9915220, 13881308, 17351635, 34703270, 69406540]

約数ペア:

[(1, 69406540), (2, 34703270), (4, 17351635), (5, 13881308), (7, 9915220), (10, 6940654), (14, 4957610), (20, 3470327), (28, 2478805), (35, 1983044), (49, 1416460), (70, 991522), (98, 708230), (140, 495761), (196, 354115), (245, 283292), (490, 141646), (980, 70823)]