1215369010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6396679}}^1$

素因数の和:6396705

約数の個数: 16

約数和(自身を含む): 2302804800

約数和(自身を除く): 1087435790

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 6396679, 12793358, 31983395, 63966790, 121536901, 243073802, 607684505, 1215369010]

約数ペア:

[(1, 1215369010), (2, 607684505), (5, 243073802), (10, 121536901), (19, 63966790), (38, 31983395), (95, 12793358), (190, 6396679)]