55413620

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{857}}^1$

素因数の和:980

約数の個数: 48

約数和(自身を含む): 120648528

約数和(自身を除く): 65234908

約数列:

[1, 2, 4, 5, 10, 20, 53, 61, 106, 122, 212, 244, 265, 305, 530, 610, 857, 1060, 1220, 1714, 3233, 3428, 4285, 6466, 8570, 12932, 16165, 17140, 32330, 45421, 52277, 64660, 90842, 104554, 181684, 209108, 227105, 261385, 454210, 522770, 908420, 1045540, 2770681, 5541362, 11082724, 13853405, 27706810, 55413620]

約数ペア:

[(1, 55413620), (2, 27706810), (4, 13853405), (5, 11082724), (10, 5541362), (20, 2770681), (53, 1045540), (61, 908420), (106, 522770), (122, 454210), (212, 261385), (244, 227105), (265, 209108), (305, 181684), (530, 104554), (610, 90842), (857, 64660), (1060, 52277), (1220, 45421), (1714, 32330), (3233, 17140), (3428, 16165), (4285, 12932), (6466, 8570)]