2035220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^2$

素因数の和:89

約数の個数: 54

約数和(自身を含む): 4865406

約数和(自身を除く): 2830186

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 121, 145, 220, 242, 290, 319, 484, 580, 605, 638, 841, 1210, 1276, 1595, 1682, 2420, 3190, 3364, 3509, 4205, 6380, 7018, 8410, 9251, 14036, 16820, 17545, 18502, 35090, 37004, 46255, 70180, 92510, 101761, 185020, 203522, 407044, 508805, 1017610, 2035220]

約数ペア:

[(1, 2035220), (2, 1017610), (4, 508805), (5, 407044), (10, 203522), (11, 185020), (20, 101761), (22, 92510), (29, 70180), (44, 46255), (55, 37004), (58, 35090), (110, 18502), (116, 17545), (121, 16820), (145, 14036), (220, 9251), (242, 8410), (290, 7018), (319, 6380), (484, 4205), (580, 3509), (605, 3364), (638, 3190), (841, 2420), (1210, 1682), (1276, 1595)]