42045780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{100109}}^1$

素因数の和:100128

約数の個数: 48

約数和(自身を含む): 134547840

約数和(自身を除く): 92502060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 100109, 200218, 300327, 400436, 500545, 600654, 700763, 1001090, 1201308, 1401526, 1501635, 2002180, 2102289, 2803052, 3003270, 3503815, 4204578, 6006540, 7007630, 8409156, 10511445, 14015260, 21022890, 42045780]

約数ペア:

[(1, 42045780), (2, 21022890), (3, 14015260), (4, 10511445), (5, 8409156), (6, 7007630), (7, 6006540), (10, 4204578), (12, 3503815), (14, 3003270), (15, 2803052), (20, 2102289), (21, 2002180), (28, 1501635), (30, 1401526), (35, 1201308), (42, 1001090), (60, 700763), (70, 600654), (84, 500545), (105, 400436), (140, 300327), (210, 200218), (420, 100109)]