21793440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{45403}}^1$

素因数の和:45421

約数の個数: 48

約数和(自身を含む): 68650848

約数和(自身を除く): 46857408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 45403, 90806, 136209, 181612, 227015, 272418, 363224, 454030, 544836, 681045, 726448, 908060, 1089672, 1362090, 1452896, 1816120, 2179344, 2724180, 3632240, 4358688, 5448360, 7264480, 10896720, 21793440]

約数ペア:

[(1, 21793440), (2, 10896720), (3, 7264480), (4, 5448360), (5, 4358688), (6, 3632240), (8, 2724180), (10, 2179344), (12, 1816120), (15, 1452896), (16, 1362090), (20, 1089672), (24, 908060), (30, 726448), (32, 681045), (40, 544836), (48, 454030), (60, 363224), (80, 272418), (96, 227015), (120, 181612), (160, 136209), (240, 90806), (480, 45403)]