220955728

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{37223}}^1$

素因数の和:37291

約数の個数: 40

約数和(自身を含む): 498503808

約数和(自身を除く): 277548080

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 106, 112, 212, 371, 424, 742, 848, 1484, 2968, 5936, 37223, 74446, 148892, 260561, 297784, 521122, 595568, 1042244, 1972819, 2084488, 3945638, 4168976, 7891276, 13809733, 15782552, 27619466, 31565104, 55238932, 110477864, 220955728]

約数ペア:

[(1, 220955728), (2, 110477864), (4, 55238932), (7, 31565104), (8, 27619466), (14, 15782552), (16, 13809733), (28, 7891276), (53, 4168976), (56, 3945638), (106, 2084488), (112, 1972819), (212, 1042244), (371, 595568), (424, 521122), (742, 297784), (848, 260561), (1484, 148892), (2968, 74446), (5936, 37223)]