79804180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{210011}}^1$

素因数の和:210039

約数の個数: 24

約数和(自身を含む): 176410080

約数和(自身を除く): 96605900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 210011, 420022, 840044, 1050055, 2100110, 3990209, 4200220, 7980418, 15960836, 19951045, 39902090, 79804180]

約数ペア:

[(1, 79804180), (2, 39902090), (4, 19951045), (5, 15960836), (10, 7980418), (19, 4200220), (20, 3990209), (38, 2100110), (76, 1050055), (95, 840044), (190, 420022), (380, 210011)]