16423840

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4463}}^1$

素因数の和:4501

約数の個数: 48

約数和(自身を含む): 40497408

約数和(自身を除く): 24073568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 3680, 4463, 8926, 17852, 22315, 35704, 44630, 71408, 89260, 102649, 142816, 178520, 205298, 357040, 410596, 513245, 714080, 821192, 1026490, 1642384, 2052980, 3284768, 4105960, 8211920, 16423840]

約数ペア:

[(1, 16423840), (2, 8211920), (4, 4105960), (5, 3284768), (8, 2052980), (10, 1642384), (16, 1026490), (20, 821192), (23, 714080), (32, 513245), (40, 410596), (46, 357040), (80, 205298), (92, 178520), (115, 142816), (160, 102649), (184, 89260), (230, 71408), (368, 44630), (460, 35704), (736, 22315), (920, 17852), (1840, 8926), (3680, 4463)]