20244420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{16067}}^1$

素因数の和:16089

約数の個数: 72

約数和(自身を含む): 70185024

約数和(自身を除く): 49940604

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 16067, 32134, 48201, 64268, 80335, 96402, 112469, 144603, 160670, 192804, 224938, 241005, 289206, 321340, 337407, 449876, 482010, 562345, 578412, 674814, 723015, 964020, 1012221, 1124690, 1349628, 1446030, 1687035, 2024442, 2249380, 2892060, 3374070, 4048884, 5061105, 6748140, 10122210, 20244420]

約数ペア:

[(1, 20244420), (2, 10122210), (3, 6748140), (4, 5061105), (5, 4048884), (6, 3374070), (7, 2892060), (9, 2249380), (10, 2024442), (12, 1687035), (14, 1446030), (15, 1349628), (18, 1124690), (20, 1012221), (21, 964020), (28, 723015), (30, 674814), (35, 578412), (36, 562345), (42, 482010), (45, 449876), (60, 337407), (63, 321340), (70, 289206), (84, 241005), (90, 224938), (105, 192804), (126, 160670), (140, 144603), (180, 112469), (210, 96402), (252, 80335), (315, 64268), (420, 48201), (630, 32134), (1260, 16067)]