2212397560

素因数分解:

$2^3\times 5^1\times {\mathrm{4969}}^1\times {\mathrm{11131}}^1$

素因数の和:16111

約数の個数: 32

約数和(自身を含む): 4979343600

約数和(自身を除く): 2766946040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4969, 9938, 11131, 19876, 22262, 24845, 39752, 44524, 49690, 55655, 89048, 99380, 111310, 198760, 222620, 445240, 55309939, 110619878, 221239756, 276549695, 442479512, 553099390, 1106198780, 2212397560]

約数ペア:

[(1, 2212397560), (2, 1106198780), (4, 553099390), (5, 442479512), (8, 276549695), (10, 221239756), (20, 110619878), (40, 55309939), (4969, 445240), (9938, 222620), (11131, 198760), (19876, 111310), (22262, 99380), (24845, 89048), (39752, 55655), (44524, 49690)]