56964280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4409}}^1$

素因数の和:4456

約数の個数: 64

約数和(自身を含む): 142884000

約数和(自身を除く): 85919720

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2584, 3230, 4409, 6460, 8818, 12920, 17636, 22045, 35272, 44090, 74953, 83771, 88180, 149906, 167542, 176360, 299812, 335084, 374765, 418855, 599624, 670168, 749530, 837710, 1424107, 1499060, 1675420, 2848214, 2998120, 3350840, 5696428, 7120535, 11392856, 14241070, 28482140, 56964280]

約数ペア:

[(1, 56964280), (2, 28482140), (4, 14241070), (5, 11392856), (8, 7120535), (10, 5696428), (17, 3350840), (19, 2998120), (20, 2848214), (34, 1675420), (38, 1499060), (40, 1424107), (68, 837710), (76, 749530), (85, 670168), (95, 599624), (136, 418855), (152, 374765), (170, 335084), (190, 299812), (323, 176360), (340, 167542), (380, 149906), (646, 88180), (680, 83771), (760, 74953), (1292, 44090), (1615, 35272), (2584, 22045), (3230, 17636), (4409, 12920), (6460, 8818)]