420194996945

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{397}}^1\times {\mathrm{114859}}^1$

素因数の和:115377

約数の個数: 32

約数和(自身を含む): 537599932800

約数和(自身を除く): 117404935855

約数列:

[1, 5, 19, 95, 97, 397, 485, 1843, 1985, 7543, 9215, 37715, 38509, 114859, 192545, 574295, 731671, 2182321, 3658355, 10911605, 11141323, 45599023, 55706615, 211685137, 227995115, 866381437, 1058425685, 4331907185, 4423105231, 22115526155, 84038999389, 420194996945]

約数ペア:

[(1, 420194996945), (5, 84038999389), (19, 22115526155), (95, 4423105231), (97, 4331907185), (397, 1058425685), (485, 866381437), (1843, 227995115), (1985, 211685137), (7543, 55706615), (9215, 45599023), (37715, 11141323), (38509, 10911605), (114859, 3658355), (192545, 2182321), (574295, 731671)]