19914240

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{2593}}^1$

素因数の和:2619

約数の個数: 80

約数和(自身を含む): 63687888

約数和(自身を除く): 43773648

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, 768, 960, 1280, 1536, 1920, 2560, 2593, 3840, 5186, 7680, 7779, 10372, 12965, 15558, 20744, 25930, 31116, 38895, 41488, 51860, 62232, 77790, 82976, 103720, 124464, 155580, 165952, 207440, 248928, 311160, 331904, 414880, 497856, 622320, 663808, 829760, 995712, 1244640, 1327616, 1659520, 1991424, 2489280, 3319040, 3982848, 4978560, 6638080, 9957120, 19914240]

約数ペア:

[(1, 19914240), (2, 9957120), (3, 6638080), (4, 4978560), (5, 3982848), (6, 3319040), (8, 2489280), (10, 1991424), (12, 1659520), (15, 1327616), (16, 1244640), (20, 995712), (24, 829760), (30, 663808), (32, 622320), (40, 497856), (48, 414880), (60, 331904), (64, 311160), (80, 248928), (96, 207440), (120, 165952), (128, 155580), (160, 124464), (192, 103720), (240, 82976), (256, 77790), (320, 62232), (384, 51860), (480, 41488), (512, 38895), (640, 31116), (768, 25930), (960, 20744), (1280, 15558), (1536, 12965), (1920, 10372), (2560, 7779), (2593, 7680), (3840, 5186)]