1953197560

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{18919}}^1$

素因数の和:19048

約数の個数: 64

約数和(自身を含む): 4597560000

約数和(自身を除く): 2644362440

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 89, 116, 145, 178, 232, 290, 356, 445, 580, 712, 890, 1160, 1780, 2581, 3560, 5162, 10324, 12905, 18919, 20648, 25810, 37838, 51620, 75676, 94595, 103240, 151352, 189190, 378380, 548651, 756760, 1097302, 1683791, 2194604, 2743255, 3367582, 4389208, 5486510, 6735164, 8418955, 10973020, 13470328, 16837910, 21946040, 33675820, 48829939, 67351640, 97659878, 195319756, 244149695, 390639512, 488299390, 976598780, 1953197560]

約数ペア:

[(1, 1953197560), (2, 976598780), (4, 488299390), (5, 390639512), (8, 244149695), (10, 195319756), (20, 97659878), (29, 67351640), (40, 48829939), (58, 33675820), (89, 21946040), (116, 16837910), (145, 13470328), (178, 10973020), (232, 8418955), (290, 6735164), (356, 5486510), (445, 4389208), (580, 3367582), (712, 2743255), (890, 2194604), (1160, 1683791), (1780, 1097302), (2581, 756760), (3560, 548651), (5162, 378380), (10324, 189190), (12905, 151352), (18919, 103240), (20648, 94595), (25810, 75676), (37838, 51620)]