218593840

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{118801}}^1$

素因数の和:118837

約数の個数: 40

約数和(自身を含む): 530332128

約数和(自身を除く): 311738288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 118801, 237602, 475204, 594005, 950408, 1188010, 1900816, 2376020, 2732423, 4752040, 5464846, 9504080, 10929692, 13662115, 21859384, 27324230, 43718768, 54648460, 109296920, 218593840]

約数ペア:

[(1, 218593840), (2, 109296920), (4, 54648460), (5, 43718768), (8, 27324230), (10, 21859384), (16, 13662115), (20, 10929692), (23, 9504080), (40, 5464846), (46, 4752040), (80, 2732423), (92, 2376020), (115, 1900816), (184, 1188010), (230, 950408), (368, 594005), (460, 475204), (920, 237602), (1840, 118801)]