1099978040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{3928493}}^1$

素因数の和:3928511

約数の個数: 32

約数和(自身を含む): 2828515680

約数和(自身を除く): 1728537640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 3928493, 7856986, 15713972, 19642465, 27499451, 31427944, 39284930, 54998902, 78569860, 109997804, 137497255, 157139720, 219995608, 274994510, 549989020, 1099978040]

約数ペア:

[(1, 1099978040), (2, 549989020), (4, 274994510), (5, 219995608), (7, 157139720), (8, 137497255), (10, 109997804), (14, 78569860), (20, 54998902), (28, 39284930), (35, 31427944), (40, 27499451), (56, 19642465), (70, 15713972), (140, 7856986), (280, 3928493)]