20065980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30403}}^1$

素因数の和:30426

約数の個数: 48

約数和(自身を含む): 61294464

約数和(自身を除く): 41228484

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, 30403, 60806, 91209, 121612, 152015, 182418, 304030, 334433, 364836, 456045, 608060, 668866, 912090, 1003299, 1337732, 1672165, 1824180, 2006598, 3344330, 4013196, 5016495, 6688660, 10032990, 20065980]

約数ペア:

[(1, 20065980), (2, 10032990), (3, 6688660), (4, 5016495), (5, 4013196), (6, 3344330), (10, 2006598), (11, 1824180), (12, 1672165), (15, 1337732), (20, 1003299), (22, 912090), (30, 668866), (33, 608060), (44, 456045), (55, 364836), (60, 334433), (66, 304030), (110, 182418), (132, 152015), (165, 121612), (220, 91209), (330, 60806), (660, 30403)]