20161211600

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{2652791}}^1$

素因数の和:2652828

約数の個数: 60

約数和(自身を含む): 50986662240

約数和(自身を除く): 30825450640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 3800, 7600, 2652791, 5305582, 10611164, 13263955, 21222328, 26527910, 42444656, 50403029, 53055820, 66319775, 100806058, 106111640, 132639550, 201612116, 212223280, 252015145, 265279100, 403224232, 504030290, 530558200, 806448464, 1008060580, 1061116400, 1260075725, 2016121160, 2520151450, 4032242320, 5040302900, 10080605800, 20161211600]

約数ペア:

[(1, 20161211600), (2, 10080605800), (4, 5040302900), (5, 4032242320), (8, 2520151450), (10, 2016121160), (16, 1260075725), (19, 1061116400), (20, 1008060580), (25, 806448464), (38, 530558200), (40, 504030290), (50, 403224232), (76, 265279100), (80, 252015145), (95, 212223280), (100, 201612116), (152, 132639550), (190, 106111640), (200, 100806058), (304, 66319775), (380, 53055820), (400, 50403029), (475, 42444656), (760, 26527910), (950, 21222328), (1520, 13263955), (1900, 10611164), (3800, 5305582), (7600, 2652791)]