20214840960

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{3509521}}^1$

素因数の和:3509546

約数の個数: 96

約数和(自身を含む): 69804392580

約数和(自身を除く): 49589551620

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5760, 3509521, 7019042, 10528563, 14038084, 17547605, 21057126, 28076168, 31585689, 35095210, 42114252, 52642815, 56152336, 63171378, 70190420, 84228504, 105285630, 112304672, 126342756, 140380840, 157928445, 168457008, 210571260, 224609344, 252685512, 280761680, 315856890, 336914016, 421142520, 449218688, 505371024, 561523360, 631713780, 673828032, 842285040, 1010742048, 1123046720, 1263427560, 1347656064, 1684570080, 2021484096, 2246093440, 2526855120, 3369140160, 4042968192, 5053710240, 6738280320, 10107420480, 20214840960]

約数ペア:

[(1, 20214840960), (2, 10107420480), (3, 6738280320), (4, 5053710240), (5, 4042968192), (6, 3369140160), (8, 2526855120), (9, 2246093440), (10, 2021484096), (12, 1684570080), (15, 1347656064), (16, 1263427560), (18, 1123046720), (20, 1010742048), (24, 842285040), (30, 673828032), (32, 631713780), (36, 561523360), (40, 505371024), (45, 449218688), (48, 421142520), (60, 336914016), (64, 315856890), (72, 280761680), (80, 252685512), (90, 224609344), (96, 210571260), (120, 168457008), (128, 157928445), (144, 140380840), (160, 126342756), (180, 112304672), (192, 105285630), (240, 84228504), (288, 70190420), (320, 63171378), (360, 56152336), (384, 52642815), (480, 42114252), (576, 35095210), (640, 31585689), (720, 28076168), (960, 21057126), (1152, 17547605), (1440, 14038084), (1920, 10528563), (2880, 7019042), (5760, 3509521)]