240620845

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{191}}^1$

素因数の和:453

約数の個数: 32

約数和(自身を含む): 311040000

約数和(自身を除く): 70419155

約数列:

[1, 5, 19, 89, 95, 149, 191, 445, 745, 955, 1691, 2831, 3629, 8455, 13261, 14155, 16999, 18145, 28459, 66305, 84995, 142295, 251959, 322981, 540721, 1259795, 1614905, 2532851, 2703605, 12664255, 48124169, 240620845]

約数ペア:

[(1, 240620845), (5, 48124169), (19, 12664255), (89, 2703605), (95, 2532851), (149, 1614905), (191, 1259795), (445, 540721), (745, 322981), (955, 251959), (1691, 142295), (2831, 84995), (3629, 66305), (8455, 28459), (13261, 18145), (14155, 16999)]