56947880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4463}}^1$

素因数の和:4514

約数の個数: 64

約数和(自身を含む): 144633600

約数和(自身を除く): 87685720

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, 1595, 2552, 3190, 4463, 6380, 8926, 12760, 17852, 22315, 35704, 44630, 49093, 89260, 98186, 129427, 178520, 196372, 245465, 258854, 392744, 490930, 517708, 647135, 981860, 1035416, 1294270, 1423697, 1963720, 2588540, 2847394, 5177080, 5694788, 7118485, 11389576, 14236970, 28473940, 56947880]

約数ペア:

[(1, 56947880), (2, 28473940), (4, 14236970), (5, 11389576), (8, 7118485), (10, 5694788), (11, 5177080), (20, 2847394), (22, 2588540), (29, 1963720), (40, 1423697), (44, 1294270), (55, 1035416), (58, 981860), (88, 647135), (110, 517708), (116, 490930), (145, 392744), (220, 258854), (232, 245465), (290, 196372), (319, 178520), (440, 129427), (580, 98186), (638, 89260), (1160, 49093), (1276, 44630), (1595, 35704), (2552, 22315), (3190, 17852), (4463, 12760), (6380, 8926)]