9838140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12613}}^1$

素因数の和:12638

約数の個数: 48

約数和(自身を含む): 29668128

約数和(自身を除く): 19829988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 12613, 25226, 37839, 50452, 63065, 75678, 126130, 151356, 163969, 189195, 252260, 327938, 378390, 491907, 655876, 756780, 819845, 983814, 1639690, 1967628, 2459535, 3279380, 4919070, 9838140]

約数ペア:

[(1, 9838140), (2, 4919070), (3, 3279380), (4, 2459535), (5, 1967628), (6, 1639690), (10, 983814), (12, 819845), (13, 756780), (15, 655876), (20, 491907), (26, 378390), (30, 327938), (39, 252260), (52, 189195), (60, 163969), (65, 151356), (78, 126130), (130, 75678), (156, 63065), (195, 50452), (260, 37839), (390, 25226), (780, 12613)]