20052060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47743}}^1$

素因数の和:47762

約数の個数: 48

約数和(自身を含む): 64167936

約数和(自身を除く): 44115876

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, 47743, 95486, 143229, 190972, 238715, 286458, 334201, 477430, 572916, 668402, 716145, 954860, 1002603, 1336804, 1432290, 1671005, 2005206, 2864580, 3342010, 4010412, 5013015, 6684020, 10026030, 20052060]

約数ペア:

[(1, 20052060), (2, 10026030), (3, 6684020), (4, 5013015), (5, 4010412), (6, 3342010), (7, 2864580), (10, 2005206), (12, 1671005), (14, 1432290), (15, 1336804), (20, 1002603), (21, 954860), (28, 716145), (30, 668402), (35, 572916), (42, 477430), (60, 334201), (70, 286458), (84, 238715), (105, 190972), (140, 143229), (210, 95486), (420, 47743)]