20612460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31231}}^1$

素因数の和:31254

約数の個数: 48

約数和(自身を含む): 62963712

約数和(自身を除く): 42351252

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 31231, 62462, 93693, 124924, 156155, 187386, 312310, 343541, 374772, 468465, 624620, 687082, 936930, 1030623, 1374164, 1717705, 1873860, 2061246, 3435410, 4122492, 5153115, 6870820, 10306230, 20612460]

約数ペア:

[(1, 20612460), (2, 10306230), (3, 6870820), (4, 5153115), (5, 4122492), (6, 3435410), (10, 2061246), (11, 1873860), (12, 1717705), (15, 1374164), (20, 1030623), (22, 936930), (30, 687082), (33, 624620), (44, 468465), (55, 374772), (60, 343541), (66, 312310), (110, 187386), (132, 156155), (165, 124924), (220, 93693), (330, 62462), (660, 31231)]