20100555040

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3064109}}^1$

素因数の和:3064165

約数の個数: 48

約数和(自身を含む): 48645810360

約数和(自身を除く): 28545255320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 3064109, 6128218, 12256436, 15320545, 24512872, 30641090, 49025744, 61282180, 98051488, 122564360, 125628469, 245128720, 251256938, 490257440, 502513876, 628142345, 1005027752, 1256284690, 2010055504, 2512569380, 4020111008, 5025138760, 10050277520, 20100555040]

約数ペア:

[(1, 20100555040), (2, 10050277520), (4, 5025138760), (5, 4020111008), (8, 2512569380), (10, 2010055504), (16, 1256284690), (20, 1005027752), (32, 628142345), (40, 502513876), (41, 490257440), (80, 251256938), (82, 245128720), (160, 125628469), (164, 122564360), (205, 98051488), (328, 61282180), (410, 49025744), (656, 30641090), (820, 24512872), (1312, 15320545), (1640, 12256436), (3280, 6128218), (6560, 3064109)]