22112220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28349}}^1$

素因数の和:28374

約数の個数: 48

約数和(自身を含む): 66679200

約数和(自身を除く): 44566980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 28349, 56698, 85047, 113396, 141745, 170094, 283490, 340188, 368537, 425235, 566980, 737074, 850470, 1105611, 1474148, 1700940, 1842685, 2211222, 3685370, 4422444, 5528055, 7370740, 11056110, 22112220]

約数ペア:

[(1, 22112220), (2, 11056110), (3, 7370740), (4, 5528055), (5, 4422444), (6, 3685370), (10, 2211222), (12, 1842685), (13, 1700940), (15, 1474148), (20, 1105611), (26, 850470), (30, 737074), (39, 566980), (52, 425235), (60, 368537), (65, 340188), (78, 283490), (130, 170094), (156, 141745), (195, 113396), (260, 85047), (390, 56698), (780, 28349)]