20371650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:396

約数の個数: 96

約数和(自身を含む): 56329728

約数和(自身を除く): 35958078

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 31, 39, 50, 62, 65, 75, 78, 93, 130, 150, 155, 186, 195, 310, 325, 337, 390, 403, 465, 650, 674, 775, 806, 930, 975, 1011, 1209, 1550, 1685, 1950, 2015, 2022, 2325, 2418, 3370, 4030, 4381, 4650, 5055, 6045, 8425, 8762, 10075, 10110, 10447, 12090, 13143, 16850, 20150, 20894, 21905, 25275, 26286, 30225, 31341, 43810, 50550, 52235, 60450, 62682, 65715, 104470, 109525, 131430, 135811, 156705, 219050, 261175, 271622, 313410, 328575, 407433, 522350, 657150, 679055, 783525, 814866, 1358110, 1567050, 2037165, 3395275, 4074330, 6790550, 10185825, 20371650]

約数ペア:

[(1, 20371650), (2, 10185825), (3, 6790550), (5, 4074330), (6, 3395275), (10, 2037165), (13, 1567050), (15, 1358110), (25, 814866), (26, 783525), (30, 679055), (31, 657150), (39, 522350), (50, 407433), (62, 328575), (65, 313410), (75, 271622), (78, 261175), (93, 219050), (130, 156705), (150, 135811), (155, 131430), (186, 109525), (195, 104470), (310, 65715), (325, 62682), (337, 60450), (390, 52235), (403, 50550), (465, 43810), (650, 31341), (674, 30225), (775, 26286), (806, 25275), (930, 21905), (975, 20894), (1011, 20150), (1209, 16850), (1550, 13143), (1685, 12090), (1950, 10447), (2015, 10110), (2022, 10075), (2325, 8762), (2418, 8425), (3370, 6045), (4030, 5055), (4381, 4650)]