7849520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:258

約数の個数: 80

約数和(自身を含む): 21212928

約数和(自身を除く): 13363408

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 107, 112, 131, 140, 214, 262, 280, 428, 524, 535, 560, 655, 749, 856, 917, 1048, 1070, 1310, 1498, 1712, 1834, 2096, 2140, 2620, 2996, 3668, 3745, 4280, 4585, 5240, 5992, 7336, 7490, 8560, 9170, 10480, 11984, 14017, 14672, 14980, 18340, 28034, 29960, 36680, 56068, 59920, 70085, 73360, 98119, 112136, 140170, 196238, 224272, 280340, 392476, 490595, 560680, 784952, 981190, 1121360, 1569904, 1962380, 3924760, 7849520]

約数ペア:

[(1, 7849520), (2, 3924760), (4, 1962380), (5, 1569904), (7, 1121360), (8, 981190), (10, 784952), (14, 560680), (16, 490595), (20, 392476), (28, 280340), (35, 224272), (40, 196238), (56, 140170), (70, 112136), (80, 98119), (107, 73360), (112, 70085), (131, 59920), (140, 56068), (214, 36680), (262, 29960), (280, 28034), (428, 18340), (524, 14980), (535, 14672), (560, 14017), (655, 11984), (749, 10480), (856, 9170), (917, 8560), (1048, 7490), (1070, 7336), (1310, 5992), (1498, 5240), (1712, 4585), (1834, 4280), (2096, 3745), (2140, 3668), (2620, 2996)]