2017401820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{496897}}^1$

素因数の和:496942

約数の個数: 48

約数和(自身を含む): 5008731840

約数和(自身を除く): 2991330020

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, 496897, 993794, 1987588, 2484485, 3478279, 4968970, 6956558, 9937940, 13913116, 14410013, 17391395, 28820026, 34782790, 57640052, 69565580, 72050065, 100870091, 144100130, 201740182, 288200260, 403480364, 504350455, 1008700910, 2017401820]

約数ペア:

[(1, 2017401820), (2, 1008700910), (4, 504350455), (5, 403480364), (7, 288200260), (10, 201740182), (14, 144100130), (20, 100870091), (28, 72050065), (29, 69565580), (35, 57640052), (58, 34782790), (70, 28820026), (116, 17391395), (140, 14410013), (145, 13913116), (203, 9937940), (290, 6956558), (406, 4968970), (580, 3478279), (812, 2484485), (1015, 1987588), (2030, 993794), (4060, 496897)]