19438080

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{2531}}^1$

素因数の和:2557

約数の個数: 80

約数和(自身を含む): 62165664

約数和(自身を除く): 42727584

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, 2531, 2560, 3840, 5062, 7593, 7680, 10124, 12655, 15186, 20248, 25310, 30372, 37965, 40496, 50620, 60744, 75930, 80992, 101240, 121488, 151860, 161984, 202480, 242976, 303720, 323968, 404960, 485952, 607440, 647936, 809920, 971904, 1214880, 1295872, 1619840, 1943808, 2429760, 3239680, 3887616, 4859520, 6479360, 9719040, 19438080]

約数ペア:

[(1, 19438080), (2, 9719040), (3, 6479360), (4, 4859520), (5, 3887616), (6, 3239680), (8, 2429760), (10, 1943808), (12, 1619840), (15, 1295872), (16, 1214880), (20, 971904), (24, 809920), (30, 647936), (32, 607440), (40, 485952), (48, 404960), (60, 323968), (64, 303720), (80, 242976), (96, 202480), (120, 161984), (128, 151860), (160, 121488), (192, 101240), (240, 80992), (256, 75930), (320, 60744), (384, 50620), (480, 40496), (512, 37965), (640, 30372), (768, 25310), (960, 20248), (1280, 15186), (1536, 12655), (1920, 10124), (2531, 7680), (2560, 7593), (3840, 5062)]