22281160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{641}}^1$

素因数の和:742

約数の個数: 64

約数和(自身を含む): 55468800

約数和(自身を除く): 33187640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 79, 88, 110, 158, 220, 316, 395, 440, 632, 641, 790, 869, 1282, 1580, 1738, 2564, 3160, 3205, 3476, 4345, 5128, 6410, 6952, 7051, 8690, 12820, 14102, 17380, 25640, 28204, 34760, 35255, 50639, 56408, 70510, 101278, 141020, 202556, 253195, 282040, 405112, 506390, 557029, 1012780, 1114058, 2025560, 2228116, 2785145, 4456232, 5570290, 11140580, 22281160]

約数ペア:

[(1, 22281160), (2, 11140580), (4, 5570290), (5, 4456232), (8, 2785145), (10, 2228116), (11, 2025560), (20, 1114058), (22, 1012780), (40, 557029), (44, 506390), (55, 405112), (79, 282040), (88, 253195), (110, 202556), (158, 141020), (220, 101278), (316, 70510), (395, 56408), (440, 50639), (632, 35255), (641, 34760), (790, 28204), (869, 25640), (1282, 17380), (1580, 14102), (1738, 12820), (2564, 8690), (3160, 7051), (3205, 6952), (3476, 6410), (4345, 5128)]