3865703960

素因数分解:

$2^3\times 5^1\times {\mathrm{2141}}^1\times {\mathrm{45139}}^1$

素因数の和:47291

約数の個数: 32

約数和(自身を含む): 8702089200

約数和(自身を除く): 4836385240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2141, 4282, 8564, 10705, 17128, 21410, 42820, 45139, 85640, 90278, 180556, 225695, 361112, 451390, 902780, 1805560, 96642599, 193285198, 386570396, 483212995, 773140792, 966425990, 1932851980, 3865703960]

約数ペア:

[(1, 3865703960), (2, 1932851980), (4, 966425990), (5, 773140792), (8, 483212995), (10, 386570396), (20, 193285198), (40, 96642599), (2141, 1805560), (4282, 902780), (8564, 451390), (10705, 361112), (17128, 225695), (21410, 180556), (42820, 90278), (45139, 85640)]