5240720

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{601}}^1$

素因数の和:723

約数の個数: 40

約数和(自身を含む): 12316920

約数和(自身を除く): 7076200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 601, 872, 1090, 1202, 1744, 2180, 2404, 3005, 4360, 4808, 6010, 8720, 9616, 12020, 24040, 48080, 65509, 131018, 262036, 327545, 524072, 655090, 1048144, 1310180, 2620360, 5240720]

約数ペア:

[(1, 5240720), (2, 2620360), (4, 1310180), (5, 1048144), (8, 655090), (10, 524072), (16, 327545), (20, 262036), (40, 131018), (80, 65509), (109, 48080), (218, 24040), (436, 12020), (545, 9616), (601, 8720), (872, 6010), (1090, 4808), (1202, 4360), (1744, 3005), (2180, 2404)]