1771140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4217}}^1$

素因数の和:4236

約数の個数: 48

約数和(自身を含む): 5668992

約数和(自身を除く): 3897852

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 4217, 8434, 12651, 16868, 21085, 25302, 29519, 42170, 50604, 59038, 63255, 84340, 88557, 118076, 126510, 147595, 177114, 253020, 295190, 354228, 442785, 590380, 885570, 1771140]

約数ペア:

[(1, 1771140), (2, 885570), (3, 590380), (4, 442785), (5, 354228), (6, 295190), (7, 253020), (10, 177114), (12, 147595), (14, 126510), (15, 118076), (20, 88557), (21, 84340), (28, 63255), (30, 59038), (35, 50604), (42, 42170), (60, 29519), (70, 25302), (84, 21085), (105, 16868), (140, 12651), (210, 8434), (420, 4217)]