1747880820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{1387207}}^1$

素因数の和:1387229

約数の個数: 72

約数和(自身を含む): 6059324544

約数和(自身を除く): 4311443724

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 1387207, 2774414, 4161621, 5548828, 6936035, 8323242, 9710449, 12484863, 13872070, 16646484, 19420898, 20808105, 24969726, 27744140, 29131347, 38841796, 41616210, 48552245, 49939452, 58262694, 62424315, 83232420, 87394041, 97104490, 116525388, 124848630, 145656735, 174788082, 194208980, 249697260, 291313470, 349576164, 436970205, 582626940, 873940410, 1747880820]

約数ペア:

[(1, 1747880820), (2, 873940410), (3, 582626940), (4, 436970205), (5, 349576164), (6, 291313470), (7, 249697260), (9, 194208980), (10, 174788082), (12, 145656735), (14, 124848630), (15, 116525388), (18, 97104490), (20, 87394041), (21, 83232420), (28, 62424315), (30, 58262694), (35, 49939452), (36, 48552245), (42, 41616210), (45, 38841796), (60, 29131347), (63, 27744140), (70, 24969726), (84, 20808105), (90, 19420898), (105, 16646484), (126, 13872070), (140, 12484863), (180, 9710449), (210, 8323242), (252, 6936035), (315, 5548828), (420, 4161621), (630, 2774414), (1260, 1387207)]