28208640

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{3673}}^1$

素因数の和:3699

約数の個数: 80

約数和(自身を含む): 90204048

約数和(自身を除く): 61995408

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, 3673, 3840, 7346, 7680, 11019, 14692, 18365, 22038, 29384, 36730, 44076, 55095, 58768, 73460, 88152, 110190, 117536, 146920, 176304, 220380, 235072, 293840, 352608, 440760, 470144, 587680, 705216, 881520, 940288, 1175360, 1410432, 1763040, 1880576, 2350720, 2820864, 3526080, 4701440, 5641728, 7052160, 9402880, 14104320, 28208640]

約数ペア:

[(1, 28208640), (2, 14104320), (3, 9402880), (4, 7052160), (5, 5641728), (6, 4701440), (8, 3526080), (10, 2820864), (12, 2350720), (15, 1880576), (16, 1763040), (20, 1410432), (24, 1175360), (30, 940288), (32, 881520), (40, 705216), (48, 587680), (60, 470144), (64, 440760), (80, 352608), (96, 293840), (120, 235072), (128, 220380), (160, 176304), (192, 146920), (240, 117536), (256, 110190), (320, 88152), (384, 73460), (480, 58768), (512, 55095), (640, 44076), (768, 36730), (960, 29384), (1280, 22038), (1536, 18365), (1920, 14692), (2560, 11019), (3673, 7680), (3840, 7346)]