2019643580

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{821}}^1\times {\mathrm{2617}}^1$

素因数の和:3494

約数の個数: 48

約数和(自身を含む): 4338423936

約数和(自身を除く): 2318780356

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 821, 940, 1642, 2617, 3284, 4105, 5234, 8210, 10468, 13085, 16420, 26170, 38587, 52340, 77174, 122999, 154348, 192935, 245998, 385870, 491996, 614995, 771740, 1229990, 2148557, 2459980, 4297114, 8594228, 10742785, 21485570, 42971140, 100982179, 201964358, 403928716, 504910895, 1009821790, 2019643580]

約数ペア:

[(1, 2019643580), (2, 1009821790), (4, 504910895), (5, 403928716), (10, 201964358), (20, 100982179), (47, 42971140), (94, 21485570), (188, 10742785), (235, 8594228), (470, 4297114), (821, 2459980), (940, 2148557), (1642, 1229990), (2617, 771740), (3284, 614995), (4105, 491996), (5234, 385870), (8210, 245998), (10468, 192935), (13085, 154348), (16420, 122999), (26170, 77174), (38587, 52340)]