19752960

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{643}}^1$

素因数の和:673

約数の個数: 96

約数和(自身を含む): 63292320

約数和(自身を除く): 43539360

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, 512, 640, 643, 768, 960, 1024, 1280, 1286, 1536, 1920, 1929, 2048, 2560, 2572, 3072, 3215, 3840, 3858, 5120, 5144, 6144, 6430, 7680, 7716, 9645, 10240, 10288, 12860, 15360, 15432, 19290, 20576, 25720, 30720, 30864, 38580, 41152, 51440, 61728, 77160, 82304, 102880, 123456, 154320, 164608, 205760, 246912, 308640, 329216, 411520, 493824, 617280, 658432, 823040, 987648, 1234560, 1316864, 1646080, 1975296, 2469120, 3292160, 3950592, 4938240, 6584320, 9876480, 19752960]

約数ペア:

[(1, 19752960), (2, 9876480), (3, 6584320), (4, 4938240), (5, 3950592), (6, 3292160), (8, 2469120), (10, 1975296), (12, 1646080), (15, 1316864), (16, 1234560), (20, 987648), (24, 823040), (30, 658432), (32, 617280), (40, 493824), (48, 411520), (60, 329216), (64, 308640), (80, 246912), (96, 205760), (120, 164608), (128, 154320), (160, 123456), (192, 102880), (240, 82304), (256, 77160), (320, 61728), (384, 51440), (480, 41152), (512, 38580), (640, 30864), (643, 30720), (768, 25720), (960, 20576), (1024, 19290), (1280, 15432), (1286, 15360), (1536, 12860), (1920, 10288), (1929, 10240), (2048, 9645), (2560, 7716), (2572, 7680), (3072, 6430), (3215, 6144), (3840, 5144), (3858, 5120)]