201983540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{8423}}^1$

素因数の和:8552

約数の個数: 48

約数和(自身を含む): 467026560

約数和(自身を除く): 265043020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 218, 220, 436, 545, 1090, 1199, 2180, 2398, 4796, 5995, 8423, 11990, 16846, 23980, 33692, 42115, 84230, 92653, 168460, 185306, 370612, 463265, 918107, 926530, 1836214, 1853060, 3672428, 4590535, 9181070, 10099177, 18362140, 20198354, 40396708, 50495885, 100991770, 201983540]

約数ペア:

[(1, 201983540), (2, 100991770), (4, 50495885), (5, 40396708), (10, 20198354), (11, 18362140), (20, 10099177), (22, 9181070), (44, 4590535), (55, 3672428), (109, 1853060), (110, 1836214), (218, 926530), (220, 918107), (436, 463265), (545, 370612), (1090, 185306), (1199, 168460), (2180, 92653), (2398, 84230), (4796, 42115), (5995, 33692), (8423, 23980), (11990, 16846)]