2015198780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2081}}^1\times {\mathrm{6917}}^1$

素因数の和:9014

約数の個数: 48

約数和(自身を含む): 4839500736

約数和(自身を除く): 2824301956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2081, 4162, 6917, 8324, 10405, 13834, 14567, 20810, 27668, 29134, 34585, 41620, 48419, 58268, 69170, 72835, 96838, 138340, 145670, 193676, 242095, 291340, 484190, 968380, 14394277, 28788554, 57577108, 71971385, 100759939, 143942770, 201519878, 287885540, 403039756, 503799695, 1007599390, 2015198780]

約数ペア:

[(1, 2015198780), (2, 1007599390), (4, 503799695), (5, 403039756), (7, 287885540), (10, 201519878), (14, 143942770), (20, 100759939), (28, 71971385), (35, 57577108), (70, 28788554), (140, 14394277), (2081, 968380), (4162, 484190), (6917, 291340), (8324, 242095), (10405, 193676), (13834, 145670), (14567, 138340), (20810, 96838), (27668, 72835), (29134, 69170), (34585, 58268), (41620, 48419)]