86952920

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{21523}}^1$

素因数の和:21635

約数の個数: 32

約数和(自身を含む): 197590320

約数和(自身を除く): 110637400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 21523, 43046, 86092, 107615, 172184, 215230, 430460, 860920, 2173823, 4347646, 8695292, 10869115, 17390584, 21738230, 43476460, 86952920]

約数ペア:

[(1, 86952920), (2, 43476460), (4, 21738230), (5, 17390584), (8, 10869115), (10, 8695292), (20, 4347646), (40, 2173823), (101, 860920), (202, 430460), (404, 215230), (505, 172184), (808, 107615), (1010, 86092), (2020, 43046), (4040, 21523)]