30465680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{54403}}^1$

素因数の和:54423

約数の個数: 40

約数和(自身を含む): 80953152

約数和(自身を除く): 50487472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 54403, 108806, 217612, 272015, 380821, 435224, 544030, 761642, 870448, 1088060, 1523284, 1904105, 2176120, 3046568, 3808210, 4352240, 6093136, 7616420, 15232840, 30465680]

約数ペア:

[(1, 30465680), (2, 15232840), (4, 7616420), (5, 6093136), (7, 4352240), (8, 3808210), (10, 3046568), (14, 2176120), (16, 1904105), (20, 1523284), (28, 1088060), (35, 870448), (40, 761642), (56, 544030), (70, 435224), (80, 380821), (112, 272015), (140, 217612), (280, 108806), (560, 54403)]