2019945075

素因数分解:

$3^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{340919}}^1$

素因数の和:341011

約数の個数: 24

約数和(自身を含む): 3381926400

約数和(自身を除く): 1361981325

約数列:

[1, 3, 5, 15, 25, 75, 79, 237, 395, 1185, 1975, 5925, 340919, 1022757, 1704595, 5113785, 8522975, 25568925, 26932601, 80797803, 134663005, 403989015, 673315025, 2019945075]

約数ペア:

[(1, 2019945075), (3, 673315025), (5, 403989015), (15, 134663005), (25, 80797803), (75, 26932601), (79, 25568925), (237, 8522975), (395, 5113785), (1185, 1704595), (1975, 1022757), (5925, 340919)]