3920820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{647}}^1$

素因数の和:760

約数の個数: 48

約数和(自身を含む): 11104128

約数和(自身を除く): 7183308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 101, 202, 303, 404, 505, 606, 647, 1010, 1212, 1294, 1515, 1941, 2020, 2588, 3030, 3235, 3882, 6060, 6470, 7764, 9705, 12940, 19410, 38820, 65347, 130694, 196041, 261388, 326735, 392082, 653470, 784164, 980205, 1306940, 1960410, 3920820]

約数ペア:

[(1, 3920820), (2, 1960410), (3, 1306940), (4, 980205), (5, 784164), (6, 653470), (10, 392082), (12, 326735), (15, 261388), (20, 196041), (30, 130694), (60, 65347), (101, 38820), (202, 19410), (303, 12940), (404, 9705), (505, 7764), (606, 6470), (647, 6060), (1010, 3882), (1212, 3235), (1294, 3030), (1515, 2588), (1941, 2020)]