2019291440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1097441}}^1$

素因数の和:1097477

約数の個数: 40

約数和(自身を含む): 4898981088

約数和(自身を除く): 2879689648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 1097441, 2194882, 4389764, 5487205, 8779528, 10974410, 17559056, 21948820, 25241143, 43897640, 50482286, 87795280, 100964572, 126205715, 201929144, 252411430, 403858288, 504822860, 1009645720, 2019291440]

約数ペア:

[(1, 2019291440), (2, 1009645720), (4, 504822860), (5, 403858288), (8, 252411430), (10, 201929144), (16, 126205715), (20, 100964572), (23, 87795280), (40, 50482286), (46, 43897640), (80, 25241143), (92, 21948820), (115, 17559056), (184, 10974410), (230, 8779528), (368, 5487205), (460, 4389764), (920, 2194882), (1840, 1097441)]