20415671150

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{193789}}^1$

素因数の和:193858

約数の個数: 72

約数和(自身を含む): 45200354760

約数和(自身を除く): 24784683610

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 43, 49, 50, 70, 86, 98, 175, 215, 245, 301, 350, 430, 490, 602, 1075, 1225, 1505, 2107, 2150, 2450, 3010, 4214, 7525, 10535, 15050, 21070, 52675, 105350, 193789, 387578, 968945, 1356523, 1937890, 2713046, 4844725, 6782615, 8332927, 9495661, 9689450, 13565230, 16665854, 18991322, 33913075, 41664635, 47478305, 58330489, 67826150, 83329270, 94956610, 116660978, 208323175, 237391525, 291652445, 408313423, 416646350, 474783050, 583304890, 816626846, 1458262225, 2041567115, 2916524450, 4083134230, 10207835575, 20415671150]

約数ペア:

[(1, 20415671150), (2, 10207835575), (5, 4083134230), (7, 2916524450), (10, 2041567115), (14, 1458262225), (25, 816626846), (35, 583304890), (43, 474783050), (49, 416646350), (50, 408313423), (70, 291652445), (86, 237391525), (98, 208323175), (175, 116660978), (215, 94956610), (245, 83329270), (301, 67826150), (350, 58330489), (430, 47478305), (490, 41664635), (602, 33913075), (1075, 18991322), (1225, 16665854), (1505, 13565230), (2107, 9689450), (2150, 9495661), (2450, 8332927), (3010, 6782615), (4214, 4844725), (7525, 2713046), (10535, 1937890), (15050, 1356523), (21070, 968945), (52675, 387578), (105350, 193789)]