1560568460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{644863}}^1$

素因数の和:644894

約数の個数: 36

約数和(自身を含む): 3602210304

約数和(自身を除く): 2041641844

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 644863, 1289726, 2579452, 3224315, 6448630, 7093493, 12897260, 14186986, 28373972, 35467465, 70934930, 78028423, 141869860, 156056846, 312113692, 390142115, 780284230, 1560568460]

約数ペア:

[(1, 1560568460), (2, 780284230), (4, 390142115), (5, 312113692), (10, 156056846), (11, 141869860), (20, 78028423), (22, 70934930), (44, 35467465), (55, 28373972), (110, 14186986), (121, 12897260), (220, 7093493), (242, 6448630), (484, 3224315), (605, 2579452), (1210, 1289726), (2420, 644863)]