1920327420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2909587}}^1$

素因数の和:2909610

約数の個数: 48

約数和(自身を含む): 5865729408

約数和(自身を除く): 3945401988

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 2909587, 5819174, 8728761, 11638348, 14547935, 17457522, 29095870, 32005457, 34915044, 43643805, 58191740, 64010914, 87287610, 96016371, 128021828, 160027285, 174575220, 192032742, 320054570, 384065484, 480081855, 640109140, 960163710, 1920327420]

約数ペア:

[(1, 1920327420), (2, 960163710), (3, 640109140), (4, 480081855), (5, 384065484), (6, 320054570), (10, 192032742), (11, 174575220), (12, 160027285), (15, 128021828), (20, 96016371), (22, 87287610), (30, 64010914), (33, 58191740), (44, 43643805), (55, 34915044), (60, 32005457), (66, 29095870), (110, 17457522), (132, 14547935), (165, 11638348), (220, 8728761), (330, 5819174), (660, 2909587)]