254408860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{593}}^1\times {\mathrm{1129}}^1$

素因数の和:1750

約数の個数: 48

約数和(自身を含む): 563824800

約数和(自身を除く): 309415940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 593, 1129, 1186, 2258, 2372, 2965, 4516, 5645, 5930, 11267, 11290, 11860, 21451, 22534, 22580, 42902, 45068, 56335, 85804, 107255, 112670, 214510, 225340, 429020, 669497, 1338994, 2677988, 3347485, 6694970, 12720443, 13389940, 25440886, 50881772, 63602215, 127204430, 254408860]

約数ペア:

[(1, 254408860), (2, 127204430), (4, 63602215), (5, 50881772), (10, 25440886), (19, 13389940), (20, 12720443), (38, 6694970), (76, 3347485), (95, 2677988), (190, 1338994), (380, 669497), (593, 429020), (1129, 225340), (1186, 214510), (2258, 112670), (2372, 107255), (2965, 85804), (4516, 56335), (5645, 45068), (5930, 42902), (11267, 22580), (11290, 22534), (11860, 21451)]