89031740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{21929}}^1$

素因数の和:21974

約数の個数: 48

約数和(自身を含む): 221054400

約数和(自身を除く): 132022660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 21929, 43858, 87716, 109645, 153503, 219290, 307006, 438580, 614012, 635941, 767515, 1271882, 1535030, 2543764, 3070060, 3179705, 4451587, 6359410, 8903174, 12718820, 17806348, 22257935, 44515870, 89031740]

約数ペア:

[(1, 89031740), (2, 44515870), (4, 22257935), (5, 17806348), (7, 12718820), (10, 8903174), (14, 6359410), (20, 4451587), (28, 3179705), (29, 3070060), (35, 2543764), (58, 1535030), (70, 1271882), (116, 767515), (140, 635941), (145, 614012), (203, 438580), (290, 307006), (406, 219290), (580, 153503), (812, 109645), (1015, 87716), (2030, 43858), (4060, 21929)]