7620620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1877}}^1$

素因数の和:1922

約数の個数: 48

約数和(自身を含む): 18930240

約数和(自身を除く): 11309620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 1877, 2030, 3754, 4060, 7508, 9385, 13139, 18770, 26278, 37540, 52556, 54433, 65695, 108866, 131390, 217732, 262780, 272165, 381031, 544330, 762062, 1088660, 1524124, 1905155, 3810310, 7620620]

約数ペア:

[(1, 7620620), (2, 3810310), (4, 1905155), (5, 1524124), (7, 1088660), (10, 762062), (14, 544330), (20, 381031), (28, 272165), (29, 262780), (35, 217732), (58, 131390), (70, 108866), (116, 65695), (140, 54433), (145, 52556), (203, 37540), (290, 26278), (406, 18770), (580, 13139), (812, 9385), (1015, 7508), (1877, 4060), (2030, 3754)]