28975540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131707}}^1$

素因数の和:131727

約数の個数: 24

約数和(自身を含む): 66380832

約数和(自身を除く): 37405292

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 131707, 263414, 526828, 658535, 1317070, 1448777, 2634140, 2897554, 5795108, 7243885, 14487770, 28975540]

約数ペア:

[(1, 28975540), (2, 14487770), (4, 7243885), (5, 5795108), (10, 2897554), (11, 2634140), (20, 1448777), (22, 1317070), (44, 658535), (55, 526828), (110, 263414), (220, 131707)]