20340480

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{5297}}^1$

素因数の和:5321

約数の個数: 72

約数和(自身を含む): 64974672

約数和(自身を除く): 44634192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 5297, 10594, 15891, 21188, 26485, 31782, 42376, 52970, 63564, 79455, 84752, 105940, 127128, 158910, 169504, 211880, 254256, 317820, 339008, 423760, 508512, 635640, 678016, 847520, 1017024, 1271280, 1356032, 1695040, 2034048, 2542560, 3390080, 4068096, 5085120, 6780160, 10170240, 20340480]

約数ペア:

[(1, 20340480), (2, 10170240), (3, 6780160), (4, 5085120), (5, 4068096), (6, 3390080), (8, 2542560), (10, 2034048), (12, 1695040), (15, 1356032), (16, 1271280), (20, 1017024), (24, 847520), (30, 678016), (32, 635640), (40, 508512), (48, 423760), (60, 339008), (64, 317820), (80, 254256), (96, 211880), (120, 169504), (128, 158910), (160, 127128), (192, 105940), (240, 84752), (256, 79455), (320, 63564), (384, 52970), (480, 42376), (640, 31782), (768, 26485), (960, 21188), (1280, 15891), (1920, 10594), (3840, 5297)]