19351760

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3407}}^1$

素因数の和:3491

約数の個数: 40

約数和(自身を含む): 45639936

約数和(自身を除く): 26288176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 3407, 5680, 6814, 13628, 17035, 27256, 34070, 54512, 68140, 136280, 241897, 272560, 483794, 967588, 1209485, 1935176, 2418970, 3870352, 4837940, 9675880, 19351760]

約数ペア:

[(1, 19351760), (2, 9675880), (4, 4837940), (5, 3870352), (8, 2418970), (10, 1935176), (16, 1209485), (20, 967588), (40, 483794), (71, 272560), (80, 241897), (142, 136280), (284, 68140), (355, 54512), (568, 34070), (710, 27256), (1136, 17035), (1420, 13628), (2840, 6814), (3407, 5680)]