15673960

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5519}}^1$

素因数の和:5601

約数の個数: 32

約数和(自身を含む): 35769600

約数和(自身を除く): 20095640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 5519, 11038, 22076, 27595, 44152, 55190, 110380, 220760, 391849, 783698, 1567396, 1959245, 3134792, 3918490, 7836980, 15673960]

約数ペア:

[(1, 15673960), (2, 7836980), (4, 3918490), (5, 3134792), (8, 1959245), (10, 1567396), (20, 783698), (40, 391849), (71, 220760), (142, 110380), (284, 55190), (355, 44152), (568, 27595), (710, 22076), (1420, 11038), (2840, 5519)]