20186654460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{980887}}^1$

素因数の和:980920

約数の個数: 96

約数和(自身を含む): 65915673600

約数和(自身を除く): 45729019140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 343, 420, 490, 588, 686, 735, 980, 1029, 1372, 1470, 1715, 2058, 2940, 3430, 4116, 5145, 6860, 10290, 20580, 980887, 1961774, 2942661, 3923548, 4904435, 5885322, 6866209, 9808870, 11770644, 13732418, 14713305, 19617740, 20598627, 27464836, 29426610, 34331045, 41197254, 48063463, 58853220, 68662090, 82394508, 96126926, 102993135, 137324180, 144190389, 192253852, 205986270, 240317315, 288380778, 336444241, 411972540, 480634630, 576761556, 672888482, 720951945, 961269260, 1009332723, 1345776964, 1441903890, 1682221205, 2018665446, 2883807780, 3364442410, 4037330892, 5046663615, 6728884820, 10093327230, 20186654460]

約数ペア:

[(1, 20186654460), (2, 10093327230), (3, 6728884820), (4, 5046663615), (5, 4037330892), (6, 3364442410), (7, 2883807780), (10, 2018665446), (12, 1682221205), (14, 1441903890), (15, 1345776964), (20, 1009332723), (21, 961269260), (28, 720951945), (30, 672888482), (35, 576761556), (42, 480634630), (49, 411972540), (60, 336444241), (70, 288380778), (84, 240317315), (98, 205986270), (105, 192253852), (140, 144190389), (147, 137324180), (196, 102993135), (210, 96126926), (245, 82394508), (294, 68662090), (343, 58853220), (420, 48063463), (490, 41197254), (588, 34331045), (686, 29426610), (735, 27464836), (980, 20598627), (1029, 19617740), (1372, 14713305), (1470, 13732418), (1715, 11770644), (2058, 9808870), (2940, 6866209), (3430, 5885322), (4116, 4904435), (5145, 3923548), (6860, 2942661), (10290, 1961774), (20580, 980887)]