20101888740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1097}}^1\times {\mathrm{305407}}^1$

素因数の和:306516

約数の個数: 48

約数和(自身を含む): 56336781312

約数和(自身を除く): 36234892572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1097, 2194, 3291, 4388, 5485, 6582, 10970, 13164, 16455, 21940, 32910, 65820, 305407, 610814, 916221, 1221628, 1527035, 1832442, 3054070, 3664884, 4581105, 6108140, 9162210, 18324420, 335031479, 670062958, 1005094437, 1340125916, 1675157395, 2010188874, 3350314790, 4020377748, 5025472185, 6700629580, 10050944370, 20101888740]

約数ペア:

[(1, 20101888740), (2, 10050944370), (3, 6700629580), (4, 5025472185), (5, 4020377748), (6, 3350314790), (10, 2010188874), (12, 1675157395), (15, 1340125916), (20, 1005094437), (30, 670062958), (60, 335031479), (1097, 18324420), (2194, 9162210), (3291, 6108140), (4388, 4581105), (5485, 3664884), (6582, 3054070), (10970, 1832442), (13164, 1527035), (16455, 1221628), (21940, 916221), (32910, 610814), (65820, 305407)]