20860290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1109}}^1$

素因数の和:1152

約数の個数: 96

約数和(自身を含む): 62337600

約数和(自身を除く): 41477310

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 19, 22, 30, 33, 38, 45, 55, 57, 66, 90, 95, 99, 110, 114, 165, 171, 190, 198, 209, 285, 330, 342, 418, 495, 570, 627, 855, 990, 1045, 1109, 1254, 1710, 1881, 2090, 2218, 3135, 3327, 3762, 5545, 6270, 6654, 9405, 9981, 11090, 12199, 16635, 18810, 19962, 21071, 24398, 33270, 36597, 42142, 49905, 60995, 63213, 73194, 99810, 105355, 109791, 121990, 126426, 182985, 189639, 210710, 219582, 231781, 316065, 365970, 379278, 463562, 548955, 632130, 695343, 948195, 1097910, 1158905, 1390686, 1896390, 2086029, 2317810, 3476715, 4172058, 6953430, 10430145, 20860290]

約数ペア:

[(1, 20860290), (2, 10430145), (3, 6953430), (5, 4172058), (6, 3476715), (9, 2317810), (10, 2086029), (11, 1896390), (15, 1390686), (18, 1158905), (19, 1097910), (22, 948195), (30, 695343), (33, 632130), (38, 548955), (45, 463562), (55, 379278), (57, 365970), (66, 316065), (90, 231781), (95, 219582), (99, 210710), (110, 189639), (114, 182985), (165, 126426), (171, 121990), (190, 109791), (198, 105355), (209, 99810), (285, 73194), (330, 63213), (342, 60995), (418, 49905), (495, 42142), (570, 36597), (627, 33270), (855, 24398), (990, 21071), (1045, 19962), (1109, 18810), (1254, 16635), (1710, 12199), (1881, 11090), (2090, 9981), (2218, 9405), (3135, 6654), (3327, 6270), (3762, 5545)]