918492080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{2179}}^1$

素因数の和:2682

約数の個数: 80

約数和(自身を含む): 2335564800

約数和(自身を除く): 1417072720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 479, 880, 958, 1916, 2179, 2395, 3832, 4358, 4790, 5269, 7664, 8716, 9580, 10538, 10895, 17432, 19160, 21076, 21790, 23969, 26345, 34864, 38320, 42152, 43580, 47938, 52690, 84304, 87160, 95876, 105380, 119845, 174320, 191752, 210760, 239690, 383504, 421520, 479380, 958760, 1043741, 1917520, 2087482, 4174964, 5218705, 8349928, 10437410, 11481151, 16699856, 20874820, 22962302, 41749640, 45924604, 57405755, 83499280, 91849208, 114811510, 183698416, 229623020, 459246040, 918492080]

約数ペア:

[(1, 918492080), (2, 459246040), (4, 229623020), (5, 183698416), (8, 114811510), (10, 91849208), (11, 83499280), (16, 57405755), (20, 45924604), (22, 41749640), (40, 22962302), (44, 20874820), (55, 16699856), (80, 11481151), (88, 10437410), (110, 8349928), (176, 5218705), (220, 4174964), (440, 2087482), (479, 1917520), (880, 1043741), (958, 958760), (1916, 479380), (2179, 421520), (2395, 383504), (3832, 239690), (4358, 210760), (4790, 191752), (5269, 174320), (7664, 119845), (8716, 105380), (9580, 95876), (10538, 87160), (10895, 84304), (17432, 52690), (19160, 47938), (21076, 43580), (21790, 42152), (23969, 38320), (26345, 34864)]