29920660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19429}}^1$

素因数の和:19456

約数の個数: 48

約数和(自身を含む): 78341760

約数和(自身を除く): 48421100

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 19429, 38858, 77716, 97145, 136003, 194290, 213719, 272006, 388580, 427438, 544012, 680015, 854876, 1068595, 1360030, 1496033, 2137190, 2720060, 2992066, 4274380, 5984132, 7480165, 14960330, 29920660]

約数ペア:

[(1, 29920660), (2, 14960330), (4, 7480165), (5, 5984132), (7, 4274380), (10, 2992066), (11, 2720060), (14, 2137190), (20, 1496033), (22, 1360030), (28, 1068595), (35, 854876), (44, 680015), (55, 544012), (70, 427438), (77, 388580), (110, 272006), (140, 213719), (154, 194290), (220, 136003), (308, 97145), (385, 77716), (770, 38858), (1540, 19429)]