216222040

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{23813}}^1$

素因数の和:24051

約数の個数: 32

約数和(自身を含む): 488663280

約数和(自身を除く): 272441240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 454, 908, 1135, 1816, 2270, 4540, 9080, 23813, 47626, 95252, 119065, 190504, 238130, 476260, 952520, 5405551, 10811102, 21622204, 27027755, 43244408, 54055510, 108111020, 216222040]

約数ペア:

[(1, 216222040), (2, 108111020), (4, 54055510), (5, 43244408), (8, 27027755), (10, 21622204), (20, 10811102), (40, 5405551), (227, 952520), (454, 476260), (908, 238130), (1135, 190504), (1816, 119065), (2270, 95252), (4540, 47626), (9080, 23813)]