19456000

素因数分解:

$2^{13}\times 5^3\times {\mathrm{19}}^1$

素因数の和:60

約数の個数: 112

約数和(自身を含む): 51114960

約数和(自身を除く): 31658960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 125, 128, 152, 160, 190, 200, 250, 256, 304, 320, 380, 400, 475, 500, 512, 608, 640, 760, 800, 950, 1000, 1024, 1216, 1280, 1520, 1600, 1900, 2000, 2048, 2375, 2432, 2560, 3040, 3200, 3800, 4000, 4096, 4750, 4864, 5120, 6080, 6400, 7600, 8000, 8192, 9500, 9728, 10240, 12160, 12800, 15200, 16000, 19000, 19456, 20480, 24320, 25600, 30400, 32000, 38000, 38912, 40960, 48640, 51200, 60800, 64000, 76000, 77824, 97280, 102400, 121600, 128000, 152000, 155648, 194560, 204800, 243200, 256000, 304000, 389120, 486400, 512000, 608000, 778240, 972800, 1024000, 1216000, 1945600, 2432000, 3891200, 4864000, 9728000, 19456000]

約数ペア:

[(1, 19456000), (2, 9728000), (4, 4864000), (5, 3891200), (8, 2432000), (10, 1945600), (16, 1216000), (19, 1024000), (20, 972800), (25, 778240), (32, 608000), (38, 512000), (40, 486400), (50, 389120), (64, 304000), (76, 256000), (80, 243200), (95, 204800), (100, 194560), (125, 155648), (128, 152000), (152, 128000), (160, 121600), (190, 102400), (200, 97280), (250, 77824), (256, 76000), (304, 64000), (320, 60800), (380, 51200), (400, 48640), (475, 40960), (500, 38912), (512, 38000), (608, 32000), (640, 30400), (760, 25600), (800, 24320), (950, 20480), (1000, 19456), (1024, 19000), (1216, 16000), (1280, 15200), (1520, 12800), (1600, 12160), (1900, 10240), (2000, 9728), (2048, 9500), (2375, 8192), (2432, 8000), (2560, 7600), (3040, 6400), (3200, 6080), (3800, 5120), (4000, 4864), (4096, 4750)]