2439966845

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{601}}^1\times {\mathrm{821}}^1$

素因数の和:1493

約数の個数: 32

約数和(自身を含む): 3135331584

約数和(自身を除く): 695364739

約数列:

[1, 5, 23, 43, 115, 215, 601, 821, 989, 3005, 4105, 4945, 13823, 18883, 25843, 35303, 69115, 94415, 129215, 176515, 493421, 594389, 811969, 2467105, 2971945, 4059845, 11348683, 21217103, 56743415, 106085515, 487993369, 2439966845]

約数ペア:

[(1, 2439966845), (5, 487993369), (23, 106085515), (43, 56743415), (115, 21217103), (215, 11348683), (601, 4059845), (821, 2971945), (989, 2467105), (3005, 811969), (4105, 594389), (4945, 493421), (13823, 176515), (18883, 129215), (25843, 94415), (35303, 69115)]