26823580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{271}}^1$

素因数の和:395

約数の個数: 72

約数和(自身を含む): 66419136

約数和(自身を除く): 39595556

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 101, 140, 196, 202, 245, 271, 404, 490, 505, 542, 707, 980, 1010, 1084, 1355, 1414, 1897, 2020, 2710, 2828, 3535, 3794, 4949, 5420, 7070, 7588, 9485, 9898, 13279, 14140, 18970, 19796, 24745, 26558, 27371, 37940, 49490, 53116, 54742, 66395, 98980, 109484, 132790, 136855, 191597, 265580, 273710, 383194, 547420, 766388, 957985, 1341179, 1915970, 2682358, 3831940, 5364716, 6705895, 13411790, 26823580]

約数ペア:

[(1, 26823580), (2, 13411790), (4, 6705895), (5, 5364716), (7, 3831940), (10, 2682358), (14, 1915970), (20, 1341179), (28, 957985), (35, 766388), (49, 547420), (70, 383194), (98, 273710), (101, 265580), (140, 191597), (196, 136855), (202, 132790), (245, 109484), (271, 98980), (404, 66395), (490, 54742), (505, 53116), (542, 49490), (707, 37940), (980, 27371), (1010, 26558), (1084, 24745), (1355, 19796), (1414, 18970), (1897, 14140), (2020, 13279), (2710, 9898), (2828, 9485), (3535, 7588), (3794, 7070), (4949, 5420)]