15721285480

素因数分解:

$2^3\times 5^1\times {\mathrm{27479}}^1\times {\mathrm{14303}}^1$

素因数の和:41793

約数の個数: 32

約数和(自身を含む): 35376652800

約数和(自身を除く): 19655367320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 14303, 27479, 28606, 54958, 57212, 71515, 109916, 114424, 137395, 143030, 219832, 274790, 286060, 549580, 572120, 1099160, 393032137, 786064274, 1572128548, 1965160685, 3144257096, 3930321370, 7860642740, 15721285480]

約数ペア:

[(1, 15721285480), (2, 7860642740), (4, 3930321370), (5, 3144257096), (8, 1965160685), (10, 1572128548), (20, 786064274), (40, 393032137), (14303, 1099160), (27479, 572120), (28606, 549580), (54958, 286060), (57212, 274790), (71515, 219832), (109916, 143030), (114424, 137395)]