2013441460

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{457}}^1$

素因数の和:665

約数の個数: 96

約数和(自身を含む): 4468907520

約数和(自身を除く): 2455466060

約数列:

[1, 2, 4, 5, 10, 20, 43, 47, 86, 94, 109, 172, 188, 215, 218, 235, 430, 436, 457, 470, 545, 860, 914, 940, 1090, 1828, 2021, 2180, 2285, 4042, 4570, 4687, 5123, 8084, 9140, 9374, 10105, 10246, 18748, 19651, 20210, 20492, 21479, 23435, 25615, 39302, 40420, 42958, 46870, 49813, 51230, 78604, 85916, 93740, 98255, 99626, 102460, 107395, 196510, 199252, 214790, 220289, 249065, 393020, 429580, 440578, 498130, 881156, 923597, 996260, 1101445, 1847194, 2141959, 2202890, 2341211, 3694388, 4283918, 4405780, 4617985, 4682422, 8567836, 9235970, 9364844, 10709795, 11706055, 18471940, 21419590, 23412110, 42839180, 46824220, 100672073, 201344146, 402688292, 503360365, 1006720730, 2013441460]

約数ペア:

[(1, 2013441460), (2, 1006720730), (4, 503360365), (5, 402688292), (10, 201344146), (20, 100672073), (43, 46824220), (47, 42839180), (86, 23412110), (94, 21419590), (109, 18471940), (172, 11706055), (188, 10709795), (215, 9364844), (218, 9235970), (235, 8567836), (430, 4682422), (436, 4617985), (457, 4405780), (470, 4283918), (545, 3694388), (860, 2341211), (914, 2202890), (940, 2141959), (1090, 1847194), (1828, 1101445), (2021, 996260), (2180, 923597), (2285, 881156), (4042, 498130), (4570, 440578), (4687, 429580), (5123, 393020), (8084, 249065), (9140, 220289), (9374, 214790), (10105, 199252), (10246, 196510), (18748, 107395), (19651, 102460), (20210, 99626), (20492, 98255), (21479, 93740), (23435, 85916), (25615, 78604), (39302, 51230), (40420, 49813), (42958, 46870)]