1128820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{733}}^1$

素因数の和:760

約数の個数: 48

約数和(自身を含む): 2959488

約数和(自身を除く): 1830668

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 733, 770, 1466, 1540, 2932, 3665, 5131, 7330, 8063, 10262, 14660, 16126, 20524, 25655, 32252, 40315, 51310, 56441, 80630, 102620, 112882, 161260, 225764, 282205, 564410, 1128820]

約数ペア:

[(1, 1128820), (2, 564410), (4, 282205), (5, 225764), (7, 161260), (10, 112882), (11, 102620), (14, 80630), (20, 56441), (22, 51310), (28, 40315), (35, 32252), (44, 25655), (55, 20524), (70, 16126), (77, 14660), (110, 10262), (140, 8063), (154, 7330), (220, 5131), (308, 3665), (385, 2932), (733, 1540), (770, 1466)]