2017227820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{204587}}^1$

素因数の和:204642

約数の個数: 48

約数和(自身を含む): 4640055840

約数和(自身を除く): 2622828020

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 986, 1972, 2465, 4930, 9860, 204587, 409174, 818348, 1022935, 2045870, 3477979, 4091740, 5933023, 6955958, 11866046, 13911916, 17389895, 23732092, 29665115, 34779790, 59330230, 69559580, 100861391, 118660460, 201722782, 403445564, 504306955, 1008613910, 2017227820]

約数ペア:

[(1, 2017227820), (2, 1008613910), (4, 504306955), (5, 403445564), (10, 201722782), (17, 118660460), (20, 100861391), (29, 69559580), (34, 59330230), (58, 34779790), (68, 29665115), (85, 23732092), (116, 17389895), (145, 13911916), (170, 11866046), (290, 6955958), (340, 5933023), (493, 4091740), (580, 3477979), (986, 2045870), (1972, 1022935), (2465, 818348), (4930, 409174), (9860, 204587)]