2748089540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{28909}}^1$

素因数の和:29029

約数の個数: 72

約数和(自身を含む): 6782632920

約数和(自身を除く): 4034543380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 97, 98, 140, 194, 196, 245, 388, 485, 490, 679, 970, 980, 1358, 1940, 2716, 3395, 4753, 6790, 9506, 13580, 19012, 23765, 28909, 47530, 57818, 95060, 115636, 144545, 202363, 289090, 404726, 578180, 809452, 1011815, 1416541, 2023630, 2804173, 2833082, 4047260, 5608346, 5666164, 7082705, 11216692, 14020865, 14165410, 19629211, 28041730, 28330820, 39258422, 56083460, 78516844, 98146055, 137404477, 196292110, 274808954, 392584220, 549617908, 687022385, 1374044770, 2748089540]

約数ペア:

[(1, 2748089540), (2, 1374044770), (4, 687022385), (5, 549617908), (7, 392584220), (10, 274808954), (14, 196292110), (20, 137404477), (28, 98146055), (35, 78516844), (49, 56083460), (70, 39258422), (97, 28330820), (98, 28041730), (140, 19629211), (194, 14165410), (196, 14020865), (245, 11216692), (388, 7082705), (485, 5666164), (490, 5608346), (679, 4047260), (970, 2833082), (980, 2804173), (1358, 2023630), (1940, 1416541), (2716, 1011815), (3395, 809452), (4753, 578180), (6790, 404726), (9506, 289090), (13580, 202363), (19012, 144545), (23765, 115636), (28909, 95060), (47530, 57818)]