99789140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23873}}^1$

素因数の和:23912

約数の個数: 48

約数和(自身を含む): 240649920

約数和(自身を除く): 140860780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 23873, 47746, 95492, 119365, 238730, 262603, 453587, 477460, 525206, 907174, 1050412, 1313015, 1814348, 2267935, 2626030, 4535870, 4989457, 5252060, 9071740, 9978914, 19957828, 24947285, 49894570, 99789140]

約数ペア:

[(1, 99789140), (2, 49894570), (4, 24947285), (5, 19957828), (10, 9978914), (11, 9071740), (19, 5252060), (20, 4989457), (22, 4535870), (38, 2626030), (44, 2267935), (55, 1814348), (76, 1313015), (95, 1050412), (110, 907174), (190, 525206), (209, 477460), (220, 453587), (380, 262603), (418, 238730), (836, 119365), (1045, 95492), (2090, 47746), (4180, 23873)]