881435440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{479041}}^1$

素因数の和:479077

約数の個数: 40

約数和(自身を含む): 2138443488

約数和(自身を除く): 1257008048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 479041, 958082, 1916164, 2395205, 3832328, 4790410, 7664656, 9580820, 11017943, 19161640, 22035886, 38323280, 44071772, 55089715, 88143544, 110179430, 176287088, 220358860, 440717720, 881435440]

約数ペア:

[(1, 881435440), (2, 440717720), (4, 220358860), (5, 176287088), (8, 110179430), (10, 88143544), (16, 55089715), (20, 44071772), (23, 38323280), (40, 22035886), (46, 19161640), (80, 11017943), (92, 9580820), (115, 7664656), (184, 4790410), (230, 3832328), (368, 2395205), (460, 1916164), (920, 958082), (1840, 479041)]