2012066780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{11549}}^1$

素因数の和:11870

約数の個数: 48

約数和(自身を含む): 4377542400

約数和(自身を除く): 2365475620

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 281, 310, 562, 620, 1124, 1405, 2810, 5620, 8711, 11549, 17422, 23098, 34844, 43555, 46196, 57745, 87110, 115490, 174220, 230980, 358019, 716038, 1432076, 1790095, 3245269, 3580190, 6490538, 7160380, 12981076, 16226345, 32452690, 64905380, 100603339, 201206678, 402413356, 503016695, 1006033390, 2012066780]

約数ペア:

[(1, 2012066780), (2, 1006033390), (4, 503016695), (5, 402413356), (10, 201206678), (20, 100603339), (31, 64905380), (62, 32452690), (124, 16226345), (155, 12981076), (281, 7160380), (310, 6490538), (562, 3580190), (620, 3245269), (1124, 1790095), (1405, 1432076), (2810, 716038), (5620, 358019), (8711, 230980), (11549, 174220), (17422, 115490), (23098, 87110), (34844, 57745), (43555, 46196)]