1407392220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1804349}}^1$

素因数の和:1804374

約数の個数: 48

約数和(自身を含む): 4243831200

約数和(自身を除く): 2836438980

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, 1804349, 3608698, 5413047, 7217396, 9021745, 10826094, 18043490, 21652188, 23456537, 27065235, 36086980, 46913074, 54130470, 70369611, 93826148, 108260940, 117282685, 140739222, 234565370, 281478444, 351848055, 469130740, 703696110, 1407392220]

約数ペア:

[(1, 1407392220), (2, 703696110), (3, 469130740), (4, 351848055), (5, 281478444), (6, 234565370), (10, 140739222), (12, 117282685), (13, 108260940), (15, 93826148), (20, 70369611), (26, 54130470), (30, 46913074), (39, 36086980), (52, 27065235), (60, 23456537), (65, 21652188), (78, 18043490), (130, 10826094), (156, 9021745), (195, 7217396), (260, 5413047), (390, 3608698), (780, 1804349)]