9835640

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 23436000

約数和(自身を除く): 13600360

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 61, 116, 122, 139, 145, 232, 244, 278, 290, 305, 488, 556, 580, 610, 695, 1112, 1160, 1220, 1390, 1769, 2440, 2780, 3538, 4031, 5560, 7076, 8062, 8479, 8845, 14152, 16124, 16958, 17690, 20155, 32248, 33916, 35380, 40310, 42395, 67832, 70760, 80620, 84790, 161240, 169580, 245891, 339160, 491782, 983564, 1229455, 1967128, 2458910, 4917820, 9835640]

約数ペア:

[(1, 9835640), (2, 4917820), (4, 2458910), (5, 1967128), (8, 1229455), (10, 983564), (20, 491782), (29, 339160), (40, 245891), (58, 169580), (61, 161240), (116, 84790), (122, 80620), (139, 70760), (145, 67832), (232, 42395), (244, 40310), (278, 35380), (290, 33916), (305, 32248), (488, 20155), (556, 17690), (580, 16958), (610, 16124), (695, 14152), (1112, 8845), (1160, 8479), (1220, 8062), (1390, 7076), (1769, 5560), (2440, 4031), (2780, 3538)]