39724220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{86357}}^1$

素因数の和:86389

約数の個数: 24

約数和(自身を含む): 87048864

約数和(自身を除く): 47324644

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 86357, 172714, 345428, 431785, 863570, 1727140, 1986211, 3972422, 7944844, 9931055, 19862110, 39724220]

約数ペア:

[(1, 39724220), (2, 19862110), (4, 9931055), (5, 7944844), (10, 3972422), (20, 1986211), (23, 1727140), (46, 863570), (92, 431785), (115, 345428), (230, 172714), (460, 86357)]