40087680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{20879}}^1$

素因数の和:20901

約数の個数: 64

約数和(自身を含む): 127785600

約数和(自身を除く): 87697920

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, 320, 384, 480, 640, 960, 1920, 20879, 41758, 62637, 83516, 104395, 125274, 167032, 208790, 250548, 313185, 334064, 417580, 501096, 626370, 668128, 835160, 1002192, 1252740, 1336256, 1670320, 2004384, 2505480, 2672512, 3340640, 4008768, 5010960, 6681280, 8017536, 10021920, 13362560, 20043840, 40087680]

約数ペア:

[(1, 40087680), (2, 20043840), (3, 13362560), (4, 10021920), (5, 8017536), (6, 6681280), (8, 5010960), (10, 4008768), (12, 3340640), (15, 2672512), (16, 2505480), (20, 2004384), (24, 1670320), (30, 1336256), (32, 1252740), (40, 1002192), (48, 835160), (60, 668128), (64, 626370), (80, 501096), (96, 417580), (120, 334064), (128, 313185), (160, 250548), (192, 208790), (240, 167032), (320, 125274), (384, 104395), (480, 83516), (640, 62637), (960, 41758), (1920, 20879)]