38793020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{7489}}^1$

素因数の和:7542

約数の個数: 48

約数和(自身を含む): 95632320

約数和(自身を除く): 56839300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 7489, 14978, 29956, 37445, 52423, 74890, 104846, 149780, 209692, 262115, 277093, 524230, 554186, 1048460, 1108372, 1385465, 1939651, 2770930, 3879302, 5541860, 7758604, 9698255, 19396510, 38793020]

約数ペア:

[(1, 38793020), (2, 19396510), (4, 9698255), (5, 7758604), (7, 5541860), (10, 3879302), (14, 2770930), (20, 1939651), (28, 1385465), (35, 1108372), (37, 1048460), (70, 554186), (74, 524230), (140, 277093), (148, 262115), (185, 209692), (259, 149780), (370, 104846), (518, 74890), (740, 52423), (1036, 37445), (1295, 29956), (2590, 14978), (5180, 7489)]