31102780

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{6791}}^1$

素因数の和:7029

約数の個数: 24

約数和(自身を含む): 65610720

約数和(自身を除く): 34507940

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 4580, 6791, 13582, 27164, 33955, 67910, 135820, 1555139, 3110278, 6220556, 7775695, 15551390, 31102780]

約数ペア:

[(1, 31102780), (2, 15551390), (4, 7775695), (5, 6220556), (10, 3110278), (20, 1555139), (229, 135820), (458, 67910), (916, 33955), (1145, 27164), (2290, 13582), (4580, 6791)]