23613880

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{13729}}^1$

素因数の和:13783

約数の個数: 32

約数和(自身を含む): 54370800

約数和(自身を除く): 30756920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 13729, 27458, 54916, 68645, 109832, 137290, 274580, 549160, 590347, 1180694, 2361388, 2951735, 4722776, 5903470, 11806940, 23613880]

約数ペア:

[(1, 23613880), (2, 11806940), (4, 5903470), (5, 4722776), (8, 2951735), (10, 2361388), (20, 1180694), (40, 590347), (43, 549160), (86, 274580), (172, 137290), (215, 109832), (344, 68645), (430, 54916), (860, 27458), (1720, 13729)]