30577960

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{15601}}^1$

素因数の和:15626

約数の個数: 48

約数和(自身を含む): 80038260

約数和(自身を除く): 49460300

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 15601, 31202, 62404, 78005, 109207, 124808, 156010, 218414, 312020, 436828, 546035, 624040, 764449, 873656, 1092070, 1528898, 2184140, 3057796, 3822245, 4368280, 6115592, 7644490, 15288980, 30577960]

約数ペア:

[(1, 30577960), (2, 15288980), (4, 7644490), (5, 6115592), (7, 4368280), (8, 3822245), (10, 3057796), (14, 2184140), (20, 1528898), (28, 1092070), (35, 873656), (40, 764449), (49, 624040), (56, 546035), (70, 436828), (98, 312020), (140, 218414), (196, 156010), (245, 124808), (280, 109207), (392, 78005), (490, 62404), (980, 31202), (1960, 15601)]