214918040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{5591}}^1$

素因数の和:5664

約数の個数: 48

約数和(自身を含む): 499757040

約数和(自身を除く): 284839000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 961, 1240, 1922, 3844, 4805, 5591, 7688, 9610, 11182, 19220, 22364, 27955, 38440, 44728, 55910, 111820, 173321, 223640, 346642, 693284, 866605, 1386568, 1733210, 3466420, 5372951, 6932840, 10745902, 21491804, 26864755, 42983608, 53729510, 107459020, 214918040]

約数ペア:

[(1, 214918040), (2, 107459020), (4, 53729510), (5, 42983608), (8, 26864755), (10, 21491804), (20, 10745902), (31, 6932840), (40, 5372951), (62, 3466420), (124, 1733210), (155, 1386568), (248, 866605), (310, 693284), (620, 346642), (961, 223640), (1240, 173321), (1922, 111820), (3844, 55910), (4805, 44728), (5591, 38440), (7688, 27955), (9610, 22364), (11182, 19220)]