201217340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:347

約数の個数: 96

約数和(自身を含む): 463325184

約数和(自身を除く): 262107844

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 47, 82, 92, 94, 115, 164, 188, 205, 227, 230, 235, 410, 454, 460, 470, 820, 908, 940, 943, 1081, 1135, 1886, 1927, 2162, 2270, 3772, 3854, 4324, 4540, 4715, 5221, 5405, 7708, 9307, 9430, 9635, 10442, 10669, 10810, 18614, 18860, 19270, 20884, 21338, 21620, 26105, 37228, 38540, 42676, 44321, 46535, 52210, 53345, 88642, 93070, 104420, 106690, 177284, 186140, 213380, 214061, 221605, 245387, 428122, 437429, 443210, 490774, 856244, 874858, 886420, 981548, 1070305, 1226935, 1749716, 2140610, 2187145, 2453870, 4281220, 4374290, 4907740, 8748580, 10060867, 20121734, 40243468, 50304335, 100608670, 201217340]

約数ペア:

[(1, 201217340), (2, 100608670), (4, 50304335), (5, 40243468), (10, 20121734), (20, 10060867), (23, 8748580), (41, 4907740), (46, 4374290), (47, 4281220), (82, 2453870), (92, 2187145), (94, 2140610), (115, 1749716), (164, 1226935), (188, 1070305), (205, 981548), (227, 886420), (230, 874858), (235, 856244), (410, 490774), (454, 443210), (460, 437429), (470, 428122), (820, 245387), (908, 221605), (940, 214061), (943, 213380), (1081, 186140), (1135, 177284), (1886, 106690), (1927, 104420), (2162, 93070), (2270, 88642), (3772, 53345), (3854, 52210), (4324, 46535), (4540, 44321), (4715, 42676), (5221, 38540), (5405, 37228), (7708, 26105), (9307, 21620), (9430, 21338), (9635, 20884), (10442, 19270), (10669, 18860), (10810, 18614)]