7123120

素因数分解:

$2^4\times 5^1\times {\mathrm{269}}^1\times {\mathrm{331}}^1$

素因数の和:613

約数の個数: 40

約数和(自身を含む): 16673040

約数和(自身を除く): 9549920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 269, 331, 538, 662, 1076, 1324, 1345, 1655, 2152, 2648, 2690, 3310, 4304, 5296, 5380, 6620, 10760, 13240, 21520, 26480, 89039, 178078, 356156, 445195, 712312, 890390, 1424624, 1780780, 3561560, 7123120]

約数ペア:

[(1, 7123120), (2, 3561560), (4, 1780780), (5, 1424624), (8, 890390), (10, 712312), (16, 445195), (20, 356156), (40, 178078), (80, 89039), (269, 26480), (331, 21520), (538, 13240), (662, 10760), (1076, 6620), (1324, 5380), (1345, 5296), (1655, 4304), (2152, 3310), (2648, 2690)]