18923080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1483}}^1$

素因数の和:1534

約数の個数: 64

約数和(自身を含む): 48081600

約数和(自身を除く): 29158520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 145, 220, 232, 290, 319, 440, 580, 638, 1160, 1276, 1483, 1595, 2552, 2966, 3190, 5932, 6380, 7415, 11864, 12760, 14830, 16313, 29660, 32626, 43007, 59320, 65252, 81565, 86014, 130504, 163130, 172028, 215035, 326260, 344056, 430070, 473077, 652520, 860140, 946154, 1720280, 1892308, 2365385, 3784616, 4730770, 9461540, 18923080]

約数ペア:

[(1, 18923080), (2, 9461540), (4, 4730770), (5, 3784616), (8, 2365385), (10, 1892308), (11, 1720280), (20, 946154), (22, 860140), (29, 652520), (40, 473077), (44, 430070), (55, 344056), (58, 326260), (88, 215035), (110, 172028), (116, 163130), (145, 130504), (220, 86014), (232, 81565), (290, 65252), (319, 59320), (440, 43007), (580, 32626), (638, 29660), (1160, 16313), (1276, 14830), (1483, 12760), (1595, 11864), (2552, 7415), (2966, 6380), (3190, 5932)]