20440260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{113557}}^1$

素因数の和:113572

約数の個数: 36

約数和(自身を含む): 62002668

約数和(自身を除く): 41562408

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 113557, 227114, 340671, 454228, 567785, 681342, 1022013, 1135570, 1362684, 1703355, 2044026, 2271140, 3406710, 4088052, 5110065, 6813420, 10220130, 20440260]

約数ペア:

[(1, 20440260), (2, 10220130), (3, 6813420), (4, 5110065), (5, 4088052), (6, 3406710), (9, 2271140), (10, 2044026), (12, 1703355), (15, 1362684), (18, 1135570), (20, 1022013), (30, 681342), (36, 567785), (45, 454228), (60, 340671), (90, 227114), (180, 113557)]