1288260040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{58451}}^1$

素因数の和:58510

約数の個数: 64

約数和(自身を含む): 3156408000

約数和(自身を除く): 1868147960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 190, 232, 290, 380, 551, 580, 760, 1102, 1160, 2204, 2755, 4408, 5510, 11020, 22040, 58451, 116902, 233804, 292255, 467608, 584510, 1110569, 1169020, 1695079, 2221138, 2338040, 3390158, 4442276, 5552845, 6780316, 8475395, 8884552, 11105690, 13560632, 16950790, 22211380, 32206501, 33901580, 44422760, 64413002, 67803160, 128826004, 161032505, 257652008, 322065010, 644130020, 1288260040]

約数ペア:

[(1, 1288260040), (2, 644130020), (4, 322065010), (5, 257652008), (8, 161032505), (10, 128826004), (19, 67803160), (20, 64413002), (29, 44422760), (38, 33901580), (40, 32206501), (58, 22211380), (76, 16950790), (95, 13560632), (116, 11105690), (145, 8884552), (152, 8475395), (190, 6780316), (232, 5552845), (290, 4442276), (380, 3390158), (551, 2338040), (580, 2221138), (760, 1695079), (1102, 1169020), (1160, 1110569), (2204, 584510), (2755, 467608), (4408, 292255), (5510, 233804), (11020, 116902), (22040, 58451)]