56519960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2081}}^1$

素因数の和:2196

約数の個数: 64

約数和(自身を含む): 146905920

約数和(自身を除く): 90385960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 97, 140, 194, 280, 388, 485, 679, 776, 970, 1358, 1940, 2081, 2716, 3395, 3880, 4162, 5432, 6790, 8324, 10405, 13580, 14567, 16648, 20810, 27160, 29134, 41620, 58268, 72835, 83240, 116536, 145670, 201857, 291340, 403714, 582680, 807428, 1009285, 1412999, 1614856, 2018570, 2825998, 4037140, 5651996, 7064995, 8074280, 11303992, 14129990, 28259980, 56519960]

約数ペア:

[(1, 56519960), (2, 28259980), (4, 14129990), (5, 11303992), (7, 8074280), (8, 7064995), (10, 5651996), (14, 4037140), (20, 2825998), (28, 2018570), (35, 1614856), (40, 1412999), (56, 1009285), (70, 807428), (97, 582680), (140, 403714), (194, 291340), (280, 201857), (388, 145670), (485, 116536), (679, 83240), (776, 72835), (970, 58268), (1358, 41620), (1940, 29134), (2081, 27160), (2716, 20810), (3395, 16648), (3880, 14567), (4162, 13580), (5432, 10405), (6790, 8324)]