28872060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{68743}}^1$

素因数の和:68762

約数の個数: 48

約数和(自身を含む): 92391936

約数和(自身を除く): 63519876

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, 68743, 137486, 206229, 274972, 343715, 412458, 481201, 687430, 824916, 962402, 1031145, 1374860, 1443603, 1924804, 2062290, 2406005, 2887206, 4124580, 4812010, 5774412, 7218015, 9624020, 14436030, 28872060]

約数ペア:

[(1, 28872060), (2, 14436030), (3, 9624020), (4, 7218015), (5, 5774412), (6, 4812010), (7, 4124580), (10, 2887206), (12, 2406005), (14, 2062290), (15, 1924804), (20, 1443603), (21, 1374860), (28, 1031145), (30, 962402), (35, 824916), (42, 687430), (60, 481201), (70, 412458), (84, 343715), (105, 274972), (140, 206229), (210, 137486), (420, 68743)]