83998420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{2207}}^1$

素因数の和:2400

約数の個数: 48

約数和(自身を含む): 193632768

約数和(自身を除く): 109634348

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 173, 220, 346, 692, 865, 1730, 1903, 2207, 3460, 3806, 4414, 7612, 8828, 9515, 11035, 19030, 22070, 24277, 38060, 44140, 48554, 97108, 121385, 242770, 381811, 485540, 763622, 1527244, 1909055, 3818110, 4199921, 7636220, 8399842, 16799684, 20999605, 41999210, 83998420]

約数ペア:

[(1, 83998420), (2, 41999210), (4, 20999605), (5, 16799684), (10, 8399842), (11, 7636220), (20, 4199921), (22, 3818110), (44, 1909055), (55, 1527244), (110, 763622), (173, 485540), (220, 381811), (346, 242770), (692, 121385), (865, 97108), (1730, 48554), (1903, 44140), (2207, 38060), (3460, 24277), (3806, 22070), (4414, 19030), (7612, 11035), (8828, 9515)]