39456340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{25621}}^1$

素因数の和:25648

約数の個数: 48

約数和(自身を含む): 103307904

約数和(自身を除く): 63851564

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 25621, 51242, 102484, 128105, 179347, 256210, 281831, 358694, 512420, 563662, 717388, 896735, 1127324, 1409155, 1793470, 1972817, 2818310, 3586940, 3945634, 5636620, 7891268, 9864085, 19728170, 39456340]

約数ペア:

[(1, 39456340), (2, 19728170), (4, 9864085), (5, 7891268), (7, 5636620), (10, 3945634), (11, 3586940), (14, 2818310), (20, 1972817), (22, 1793470), (28, 1409155), (35, 1127324), (44, 896735), (55, 717388), (70, 563662), (77, 512420), (110, 358694), (140, 281831), (154, 256210), (220, 179347), (308, 128105), (385, 102484), (770, 51242), (1540, 25621)]