74441720

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{4201}}^1$

素因数の和:4655

約数の個数: 32

約数和(自身を含む): 167911920

約数和(自身を除く): 93470200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 886, 1772, 2215, 3544, 4201, 4430, 8402, 8860, 16804, 17720, 21005, 33608, 42010, 84020, 168040, 1861043, 3722086, 7444172, 9305215, 14888344, 18610430, 37220860, 74441720]

約数ペア:

[(1, 74441720), (2, 37220860), (4, 18610430), (5, 14888344), (8, 9305215), (10, 7444172), (20, 3722086), (40, 1861043), (443, 168040), (886, 84020), (1772, 42010), (2215, 33608), (3544, 21005), (4201, 17720), (4430, 16804), (8402, 8860)]