20889600

素因数分解:

$2^{14}\times 3^1\times 5^2\times {\mathrm{17}}^1$

素因数の和:58

約数の個数: 180

約数和(自身を含む): 73135944

約数和(自身を除く): 52246344

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 25, 30, 32, 34, 40, 48, 50, 51, 60, 64, 68, 75, 80, 85, 96, 100, 102, 120, 128, 136, 150, 160, 170, 192, 200, 204, 240, 255, 256, 272, 300, 320, 340, 384, 400, 408, 425, 480, 510, 512, 544, 600, 640, 680, 768, 800, 816, 850, 960, 1020, 1024, 1088, 1200, 1275, 1280, 1360, 1536, 1600, 1632, 1700, 1920, 2040, 2048, 2176, 2400, 2550, 2560, 2720, 3072, 3200, 3264, 3400, 3840, 4080, 4096, 4352, 4800, 5100, 5120, 5440, 6144, 6400, 6528, 6800, 7680, 8160, 8192, 8704, 9600, 10200, 10240, 10880, 12288, 12800, 13056, 13600, 15360, 16320, 16384, 17408, 19200, 20400, 20480, 21760, 24576, 25600, 26112, 27200, 30720, 32640, 34816, 38400, 40800, 40960, 43520, 49152, 51200, 52224, 54400, 61440, 65280, 69632, 76800, 81600, 81920, 87040, 102400, 104448, 108800, 122880, 130560, 139264, 153600, 163200, 174080, 204800, 208896, 217600, 245760, 261120, 278528, 307200, 326400, 348160, 409600, 417792, 435200, 522240, 614400, 652800, 696320, 835584, 870400, 1044480, 1228800, 1305600, 1392640, 1740800, 2088960, 2611200, 3481600, 4177920, 5222400, 6963200, 10444800, 20889600]

約数ペア:

[(1, 20889600), (2, 10444800), (3, 6963200), (4, 5222400), (5, 4177920), (6, 3481600), (8, 2611200), (10, 2088960), (12, 1740800), (15, 1392640), (16, 1305600), (17, 1228800), (20, 1044480), (24, 870400), (25, 835584), (30, 696320), (32, 652800), (34, 614400), (40, 522240), (48, 435200), (50, 417792), (51, 409600), (60, 348160), (64, 326400), (68, 307200), (75, 278528), (80, 261120), (85, 245760), (96, 217600), (100, 208896), (102, 204800), (120, 174080), (128, 163200), (136, 153600), (150, 139264), (160, 130560), (170, 122880), (192, 108800), (200, 104448), (204, 102400), (240, 87040), (255, 81920), (256, 81600), (272, 76800), (300, 69632), (320, 65280), (340, 61440), (384, 54400), (400, 52224), (408, 51200), (425, 49152), (480, 43520), (510, 40960), (512, 40800), (544, 38400), (600, 34816), (640, 32640), (680, 30720), (768, 27200), (800, 26112), (816, 25600), (850, 24576), (960, 21760), (1020, 20480), (1024, 20400), (1088, 19200), (1200, 17408), (1275, 16384), (1280, 16320), (1360, 15360), (1536, 13600), (1600, 13056), (1632, 12800), (1700, 12288), (1920, 10880), (2040, 10240), (2048, 10200), (2176, 9600), (2400, 8704), (2550, 8192), (2560, 8160), (2720, 7680), (3072, 6800), (3200, 6528), (3264, 6400), (3400, 6144), (3840, 5440), (4080, 5120), (4096, 5100), (4352, 4800)]