20009310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{617}}^1$

素因数の和:697

約数の個数: 64

約数和(自身を含む): 51259392

約数和(自身を除く): 31250082

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 47, 69, 94, 115, 138, 141, 230, 235, 282, 345, 470, 617, 690, 705, 1081, 1234, 1410, 1851, 2162, 3085, 3243, 3702, 5405, 6170, 6486, 9255, 10810, 14191, 16215, 18510, 28382, 28999, 32430, 42573, 57998, 70955, 85146, 86997, 141910, 144995, 173994, 212865, 289990, 425730, 434985, 666977, 869970, 1333954, 2000931, 3334885, 4001862, 6669770, 10004655, 20009310]

約数ペア:

[(1, 20009310), (2, 10004655), (3, 6669770), (5, 4001862), (6, 3334885), (10, 2000931), (15, 1333954), (23, 869970), (30, 666977), (46, 434985), (47, 425730), (69, 289990), (94, 212865), (115, 173994), (138, 144995), (141, 141910), (230, 86997), (235, 85146), (282, 70955), (345, 57998), (470, 42573), (617, 32430), (690, 28999), (705, 28382), (1081, 18510), (1234, 16215), (1410, 14191), (1851, 10810), (2162, 9255), (3085, 6486), (3243, 6170), (3702, 5405)]