858641840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{4271}}^1$

素因数の和:4650

約数の個数: 80

約数和(自身を含む): 2288424960

約数和(自身を除く): 1429783120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 359, 560, 718, 1436, 1795, 2513, 2872, 3590, 4271, 5026, 5744, 7180, 8542, 10052, 12565, 14360, 17084, 20104, 21355, 25130, 28720, 29897, 34168, 40208, 42710, 50260, 59794, 68336, 85420, 100520, 119588, 149485, 170840, 201040, 239176, 298970, 341680, 478352, 597940, 1195880, 1533289, 2391760, 3066578, 6133156, 7666445, 10733023, 12266312, 15332890, 21466046, 24532624, 30665780, 42932092, 53665115, 61331560, 85864184, 107330230, 122663120, 171728368, 214660460, 429320920, 858641840]

約数ペア:

[(1, 858641840), (2, 429320920), (4, 214660460), (5, 171728368), (7, 122663120), (8, 107330230), (10, 85864184), (14, 61331560), (16, 53665115), (20, 42932092), (28, 30665780), (35, 24532624), (40, 21466046), (56, 15332890), (70, 12266312), (80, 10733023), (112, 7666445), (140, 6133156), (280, 3066578), (359, 2391760), (560, 1533289), (718, 1195880), (1436, 597940), (1795, 478352), (2513, 341680), (2872, 298970), (3590, 239176), (4271, 201040), (5026, 170840), (5744, 149485), (7180, 119588), (8542, 100520), (10052, 85420), (12565, 68336), (14360, 59794), (17084, 50260), (20104, 42710), (21355, 40208), (25130, 34168), (28720, 29897)]