8642150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{827}}^1$

素因数の和:869

約数の個数: 48

約数和(自身を含む): 18480960

約数和(自身を除く): 9838810

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 190, 209, 275, 418, 475, 550, 827, 950, 1045, 1654, 2090, 4135, 5225, 8270, 9097, 10450, 15713, 18194, 20675, 31426, 41350, 45485, 78565, 90970, 157130, 172843, 227425, 345686, 392825, 454850, 785650, 864215, 1728430, 4321075, 8642150]

約数ペア:

[(1, 8642150), (2, 4321075), (5, 1728430), (10, 864215), (11, 785650), (19, 454850), (22, 392825), (25, 345686), (38, 227425), (50, 172843), (55, 157130), (95, 90970), (110, 78565), (190, 45485), (209, 41350), (275, 31426), (418, 20675), (475, 18194), (550, 15713), (827, 10450), (950, 9097), (1045, 8270), (1654, 5225), (2090, 4135)]