26128760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13331}}^1$

素因数の和:13356

約数の個数: 48

約数和(自身を含む): 68393160

約数和(自身を除く): 42264400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 13331, 26662, 53324, 66655, 93317, 106648, 133310, 186634, 266620, 373268, 466585, 533240, 653219, 746536, 933170, 1306438, 1866340, 2612876, 3266095, 3732680, 5225752, 6532190, 13064380, 26128760]

約数ペア:

[(1, 26128760), (2, 13064380), (4, 6532190), (5, 5225752), (7, 3732680), (8, 3266095), (10, 2612876), (14, 1866340), (20, 1306438), (28, 933170), (35, 746536), (40, 653219), (49, 533240), (56, 466585), (70, 373268), (98, 266620), (140, 186634), (196, 133310), (245, 106648), (280, 93317), (392, 66655), (490, 53324), (980, 26662), (1960, 13331)]