1520996840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{9629}}^1$

素因数の和:10010

約数の個数: 64

約数和(自身を含む): 3744144000

約数和(自身を除く): 2223147160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 359, 440, 718, 1436, 1795, 2872, 3590, 3949, 7180, 7898, 9629, 14360, 15796, 19258, 19745, 31592, 38516, 39490, 48145, 77032, 78980, 96290, 105919, 157960, 192580, 211838, 385160, 423676, 529595, 847352, 1059190, 2118380, 3456811, 4236760, 6913622, 13827244, 17284055, 27654488, 34568110, 38024921, 69136220, 76049842, 138272440, 152099684, 190124605, 304199368, 380249210, 760498420, 1520996840]

約数ペア:

[(1, 1520996840), (2, 760498420), (4, 380249210), (5, 304199368), (8, 190124605), (10, 152099684), (11, 138272440), (20, 76049842), (22, 69136220), (40, 38024921), (44, 34568110), (55, 27654488), (88, 17284055), (110, 13827244), (220, 6913622), (359, 4236760), (440, 3456811), (718, 2118380), (1436, 1059190), (1795, 847352), (2872, 529595), (3590, 423676), (3949, 385160), (7180, 211838), (7898, 192580), (9629, 157960), (14360, 105919), (15796, 96290), (19258, 78980), (19745, 77032), (31592, 48145), (38516, 39490)]