1320199486

素因数分解:

$2^1\times {\mathrm{523}}^1\times {\mathrm{619}}^1\times {\mathrm{2039}}^1$

素因数の和:3183

約数の個数: 16

約数和(自身を含む): 1988265600

約数和(自身を除く): 668066114

約数列:

[1, 2, 523, 619, 1046, 1238, 2039, 4078, 323737, 647474, 1066397, 1262141, 2132794, 2524282, 660099743, 1320199486]

約数ペア:

[(1, 1320199486), (2, 660099743), (523, 2524282), (619, 2132794), (1046, 1262141), (1238, 1066397), (2039, 647474), (4078, 323737)]