2020895920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1098313}}^1$

素因数の和:1098349

約数の個数: 40

約数和(自身を含む): 4902873696

約数和(自身を除く): 2881977776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 1098313, 2196626, 4393252, 5491565, 8786504, 10983130, 17573008, 21966260, 25261199, 43932520, 50522398, 87865040, 101044796, 126305995, 202089592, 252611990, 404179184, 505223980, 1010447960, 2020895920]

約数ペア:

[(1, 2020895920), (2, 1010447960), (4, 505223980), (5, 404179184), (8, 252611990), (10, 202089592), (16, 126305995), (20, 101044796), (23, 87865040), (40, 50522398), (46, 43932520), (80, 25261199), (92, 21966260), (115, 17573008), (184, 10983130), (230, 8786504), (368, 5491565), (460, 4393252), (920, 2196626), (1840, 1098313)]