22788880

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2243}}^1$

素因数の和:2383

約数の個数: 40

約数和(自身を含む): 53425152

約数和(自身を除く): 30636272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2243, 2540, 4486, 5080, 8972, 10160, 11215, 17944, 22430, 35888, 44860, 89720, 179440, 284861, 569722, 1139444, 1424305, 2278888, 2848610, 4557776, 5697220, 11394440, 22788880]

約数ペア:

[(1, 22788880), (2, 11394440), (4, 5697220), (5, 4557776), (8, 2848610), (10, 2278888), (16, 1424305), (20, 1139444), (40, 569722), (80, 284861), (127, 179440), (254, 89720), (508, 44860), (635, 35888), (1016, 22430), (1270, 17944), (2032, 11215), (2243, 10160), (2540, 8972), (4486, 5080)]