74520920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{81001}}^1$

素因数の和:81035

約数の個数: 32

約数和(自身を含む): 174964320

約数和(自身を除く): 100443400

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 81001, 162002, 324004, 405005, 648008, 810010, 1620020, 1863023, 3240040, 3726046, 7452092, 9315115, 14904184, 18630230, 37260460, 74520920]

約数ペア:

[(1, 74520920), (2, 37260460), (4, 18630230), (5, 14904184), (8, 9315115), (10, 7452092), (20, 3726046), (23, 3240040), (40, 1863023), (46, 1620020), (92, 810010), (115, 648008), (184, 405005), (230, 324004), (460, 162002), (920, 81001)]