19687107840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{5126851}}^1$

素因数の和:5126875

約数の個数: 72

約数和(自身を含む): 62875712928

約数和(自身を除く): 43188605088

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, 640, 768, 960, 1280, 1920, 3840, 5126851, 10253702, 15380553, 20507404, 25634255, 30761106, 41014808, 51268510, 61522212, 76902765, 82029616, 102537020, 123044424, 153805530, 164059232, 205074040, 246088848, 307611060, 328118464, 410148080, 492177696, 615222120, 656236928, 820296160, 984355392, 1230444240, 1312473856, 1640592320, 1968710784, 2460888480, 3281184640, 3937421568, 4921776960, 6562369280, 9843553920, 19687107840]

約数ペア:

[(1, 19687107840), (2, 9843553920), (3, 6562369280), (4, 4921776960), (5, 3937421568), (6, 3281184640), (8, 2460888480), (10, 1968710784), (12, 1640592320), (15, 1312473856), (16, 1230444240), (20, 984355392), (24, 820296160), (30, 656236928), (32, 615222120), (40, 492177696), (48, 410148080), (60, 328118464), (64, 307611060), (80, 246088848), (96, 205074040), (120, 164059232), (128, 153805530), (160, 123044424), (192, 102537020), (240, 82029616), (256, 76902765), (320, 61522212), (384, 51268510), (480, 41014808), (640, 30761106), (768, 25634255), (960, 20507404), (1280, 15380553), (1920, 10253702), (3840, 5126851)]