84572180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{54917}}^1$

素因数の和:54944

約数の個数: 48

約数和(自身を含む): 221429376

約数和(自身を除く): 136857196

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 54917, 109834, 219668, 274585, 384419, 549170, 604087, 768838, 1098340, 1208174, 1537676, 1922095, 2416348, 3020435, 3844190, 4228609, 6040870, 7688380, 8457218, 12081740, 16914436, 21143045, 42286090, 84572180]

約数ペア:

[(1, 84572180), (2, 42286090), (4, 21143045), (5, 16914436), (7, 12081740), (10, 8457218), (11, 7688380), (14, 6040870), (20, 4228609), (22, 3844190), (28, 3020435), (35, 2416348), (44, 1922095), (55, 1537676), (70, 1208174), (77, 1098340), (110, 768838), (140, 604087), (154, 549170), (220, 384419), (308, 274585), (385, 219668), (770, 109834), (1540, 54917)]