7115920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:248

約数の個数: 80

約数和(自身を含む): 19248768

約数和(自身を除く): 12132848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 97, 112, 131, 140, 194, 262, 280, 388, 485, 524, 560, 655, 679, 776, 917, 970, 1048, 1310, 1358, 1552, 1834, 1940, 2096, 2620, 2716, 3395, 3668, 3880, 4585, 5240, 5432, 6790, 7336, 7760, 9170, 10480, 10864, 12707, 13580, 14672, 18340, 25414, 27160, 36680, 50828, 54320, 63535, 73360, 88949, 101656, 127070, 177898, 203312, 254140, 355796, 444745, 508280, 711592, 889490, 1016560, 1423184, 1778980, 3557960, 7115920]

約数ペア:

[(1, 7115920), (2, 3557960), (4, 1778980), (5, 1423184), (7, 1016560), (8, 889490), (10, 711592), (14, 508280), (16, 444745), (20, 355796), (28, 254140), (35, 203312), (40, 177898), (56, 127070), (70, 101656), (80, 88949), (97, 73360), (112, 63535), (131, 54320), (140, 50828), (194, 36680), (262, 27160), (280, 25414), (388, 18340), (485, 14672), (524, 13580), (560, 12707), (655, 10864), (679, 10480), (776, 9170), (917, 7760), (970, 7336), (1048, 6790), (1310, 5432), (1358, 5240), (1552, 4585), (1834, 3880), (1940, 3668), (2096, 3395), (2620, 2716)]