1269920005

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{460951}}^1$

素因数の和:461004

約数の個数: 16

約数和(自身を含む): 1659427200

約数和(自身を除く): 389507195

約数列:

[1, 5, 19, 29, 95, 145, 551, 2755, 460951, 2304755, 8758069, 13367579, 43790345, 66837895, 253984001, 1269920005]

約数ペア:

[(1, 1269920005), (5, 253984001), (19, 66837895), (29, 43790345), (95, 13367579), (145, 8758069), (551, 2304755), (2755, 460951)]