121870540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{2207}}^1$

素因数の和:2478

約数の個数: 48

約数和(自身を含む): 280433664

約数和(自身を除く): 158563124

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 251, 502, 1004, 1255, 2207, 2510, 2761, 4414, 5020, 5522, 8828, 11035, 11044, 13805, 22070, 24277, 27610, 44140, 48554, 55220, 97108, 121385, 242770, 485540, 553957, 1107914, 2215828, 2769785, 5539570, 6093527, 11079140, 12187054, 24374108, 30467635, 60935270, 121870540]

約数ペア:

[(1, 121870540), (2, 60935270), (4, 30467635), (5, 24374108), (10, 12187054), (11, 11079140), (20, 6093527), (22, 5539570), (44, 2769785), (55, 2215828), (110, 1107914), (220, 553957), (251, 485540), (502, 242770), (1004, 121385), (1255, 97108), (2207, 55220), (2510, 48554), (2761, 44140), (4414, 27610), (5020, 24277), (5522, 22070), (8828, 13805), (11035, 11044)]