187238440

素因数分解:

$2^3\times 5^1\times {\mathrm{4680961}}^1$

素因数の和:4680972

約数の個数: 16

約数和(自身を含む): 421286580

約数和(自身を除く): 234048140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4680961, 9361922, 18723844, 23404805, 37447688, 46809610, 93619220, 187238440]

約数ペア:

[(1, 187238440), (2, 93619220), (4, 46809610), (5, 37447688), (8, 23404805), (10, 18723844), (20, 9361922), (40, 4680961)]