40221560

素因数分解:

$2^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{4391}}^1$

素因数の和:4631

約数の個数: 32

約数和(自身を含む): 90914400

約数和(自身を除く): 50692840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 229, 458, 916, 1145, 1832, 2290, 4391, 4580, 8782, 9160, 17564, 21955, 35128, 43910, 87820, 175640, 1005539, 2011078, 4022156, 5027695, 8044312, 10055390, 20110780, 40221560]

約数ペア:

[(1, 40221560), (2, 20110780), (4, 10055390), (5, 8044312), (8, 5027695), (10, 4022156), (20, 2011078), (40, 1005539), (229, 175640), (458, 87820), (916, 43910), (1145, 35128), (1832, 21955), (2290, 17564), (4391, 9160), (4580, 8782)]