72864920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79201}}^1$

素因数の和:79235

約数の個数: 32

約数和(自身を含む): 171076320

約数和(自身を除く): 98211400

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 79201, 158402, 316804, 396005, 633608, 792010, 1584020, 1821623, 3168040, 3643246, 7286492, 9108115, 14572984, 18216230, 36432460, 72864920]

約数ペア:

[(1, 72864920), (2, 36432460), (4, 18216230), (5, 14572984), (8, 9108115), (10, 7286492), (20, 3643246), (23, 3168040), (40, 1821623), (46, 1584020), (92, 792010), (115, 633608), (184, 396005), (230, 316804), (460, 158402), (920, 79201)]