2013258260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{188861}}^1$

素因数の和:188924

約数の個数: 48

約数和(自身を含む): 4664135952

約数和(自身を除く): 2650877692

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2132, 2665, 5330, 10660, 188861, 377722, 755444, 944305, 1888610, 2455193, 3777220, 4910386, 7743301, 9820772, 12275965, 15486602, 24551930, 30973204, 38716505, 49103860, 77433010, 100662913, 154866020, 201325826, 402651652, 503314565, 1006629130, 2013258260]

約数ペア:

[(1, 2013258260), (2, 1006629130), (4, 503314565), (5, 402651652), (10, 201325826), (13, 154866020), (20, 100662913), (26, 77433010), (41, 49103860), (52, 38716505), (65, 30973204), (82, 24551930), (130, 15486602), (164, 12275965), (205, 9820772), (260, 7743301), (410, 4910386), (533, 3777220), (820, 2455193), (1066, 1888610), (2132, 944305), (2665, 755444), (5330, 377722), (10660, 188861)]