22115980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2243}}^1$

素因数の和:2298

約数の個数: 48

約数和(自身を含む): 50893920

約数和(自身を除く): 28777940

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 986, 1972, 2243, 2465, 4486, 4930, 8972, 9860, 11215, 22430, 38131, 44860, 65047, 76262, 130094, 152524, 190655, 260188, 325235, 381310, 650470, 762620, 1105799, 1300940, 2211598, 4423196, 5528995, 11057990, 22115980]

約数ペア:

[(1, 22115980), (2, 11057990), (4, 5528995), (5, 4423196), (10, 2211598), (17, 1300940), (20, 1105799), (29, 762620), (34, 650470), (58, 381310), (68, 325235), (85, 260188), (116, 190655), (145, 152524), (170, 130094), (290, 76262), (340, 65047), (493, 44860), (580, 38131), (986, 22430), (1972, 11215), (2243, 9860), (2465, 8972), (4486, 4930)]