2626820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{647}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 6531840

約数和(自身を除く): 3905020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 647, 812, 1015, 1294, 2030, 2588, 3235, 4060, 4529, 6470, 9058, 12940, 18116, 18763, 22645, 37526, 45290, 75052, 90580, 93815, 131341, 187630, 262682, 375260, 525364, 656705, 1313410, 2626820]

約数ペア:

[(1, 2626820), (2, 1313410), (4, 656705), (5, 525364), (7, 375260), (10, 262682), (14, 187630), (20, 131341), (28, 93815), (29, 90580), (35, 75052), (58, 45290), (70, 37526), (116, 22645), (140, 18763), (145, 18116), (203, 12940), (290, 9058), (406, 6470), (580, 4529), (647, 4060), (812, 3235), (1015, 2588), (1294, 2030)]