9180820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1439}}^1$

素因数の和:1488

約数の個数: 48

約数和(自身を含む): 21772800

約数和(自身を除く): 12591980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1439, 1595, 2878, 3190, 5756, 6380, 7195, 14390, 15829, 28780, 31658, 41731, 63316, 79145, 83462, 158290, 166924, 208655, 316580, 417310, 459041, 834620, 918082, 1836164, 2295205, 4590410, 9180820]

約数ペア:

[(1, 9180820), (2, 4590410), (4, 2295205), (5, 1836164), (10, 918082), (11, 834620), (20, 459041), (22, 417310), (29, 316580), (44, 208655), (55, 166924), (58, 158290), (110, 83462), (116, 79145), (145, 63316), (220, 41731), (290, 31658), (319, 28780), (580, 15829), (638, 14390), (1276, 7195), (1439, 6380), (1595, 5756), (2878, 3190)]