2040358540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{53609}}^1$

素因数の和:53802

約数の個数: 48

約数和(自身を含む): 4701382560

約数和(自身を除く): 2661024020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 173, 220, 346, 692, 865, 1730, 1903, 3460, 3806, 7612, 9515, 19030, 38060, 53609, 107218, 214436, 268045, 536090, 589699, 1072180, 1179398, 2358796, 2948495, 5896990, 9274357, 11793980, 18548714, 37097428, 46371785, 92743570, 102017927, 185487140, 204035854, 408071708, 510089635, 1020179270, 2040358540]

約数ペア:

[(1, 2040358540), (2, 1020179270), (4, 510089635), (5, 408071708), (10, 204035854), (11, 185487140), (20, 102017927), (22, 92743570), (44, 46371785), (55, 37097428), (110, 18548714), (173, 11793980), (220, 9274357), (346, 5896990), (692, 2948495), (865, 2358796), (1730, 1179398), (1903, 1072180), (3460, 589699), (3806, 536090), (7612, 268045), (9515, 214436), (19030, 107218), (38060, 53609)]