231888140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{7583}}^1$

素因数の和:7742

約数の個数: 48

約数和(自身を含む): 535127040

約数和(自身を除く): 303238900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 278, 556, 695, 1390, 1529, 2780, 3058, 6116, 7583, 7645, 15166, 15290, 30332, 30580, 37915, 75830, 83413, 151660, 166826, 333652, 417065, 834130, 1054037, 1668260, 2108074, 4216148, 5270185, 10540370, 11594407, 21080740, 23188814, 46377628, 57972035, 115944070, 231888140]

約数ペア:

[(1, 231888140), (2, 115944070), (4, 57972035), (5, 46377628), (10, 23188814), (11, 21080740), (20, 11594407), (22, 10540370), (44, 5270185), (55, 4216148), (110, 2108074), (139, 1668260), (220, 1054037), (278, 834130), (556, 417065), (695, 333652), (1390, 166826), (1529, 151660), (2780, 83413), (3058, 75830), (6116, 37915), (7583, 30580), (7645, 30332), (15166, 15290)]