11681560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 29030400

約数和(自身を除く): 17348840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 139, 191, 220, 278, 382, 440, 556, 695, 764, 955, 1112, 1390, 1528, 1529, 1910, 2101, 2780, 3058, 3820, 4202, 5560, 6116, 7640, 7645, 8404, 10505, 12232, 15290, 16808, 21010, 26549, 30580, 42020, 53098, 61160, 84040, 106196, 132745, 212392, 265490, 292039, 530980, 584078, 1061960, 1168156, 1460195, 2336312, 2920390, 5840780, 11681560]

約数ペア:

[(1, 11681560), (2, 5840780), (4, 2920390), (5, 2336312), (8, 1460195), (10, 1168156), (11, 1061960), (20, 584078), (22, 530980), (40, 292039), (44, 265490), (55, 212392), (88, 132745), (110, 106196), (139, 84040), (191, 61160), (220, 53098), (278, 42020), (382, 30580), (440, 26549), (556, 21010), (695, 16808), (764, 15290), (955, 12232), (1112, 10505), (1390, 8404), (1528, 7645), (1529, 7640), (1910, 6116), (2101, 5560), (2780, 4202), (3058, 3820)]