16801920

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{2917}}^1$

素因数の和:2942

約数の個数: 96

約数和(自身を含む): 58039020

約数和(自身を除く): 41237100

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 2917, 5760, 5834, 8751, 11668, 14585, 17502, 23336, 26253, 29170, 35004, 43755, 46672, 52506, 58340, 70008, 87510, 93344, 105012, 116680, 131265, 140016, 175020, 186688, 210024, 233360, 262530, 280032, 350040, 373376, 420048, 466720, 525060, 560064, 700080, 840096, 933440, 1050120, 1120128, 1400160, 1680192, 1866880, 2100240, 2800320, 3360384, 4200480, 5600640, 8400960, 16801920]

約数ペア:

[(1, 16801920), (2, 8400960), (3, 5600640), (4, 4200480), (5, 3360384), (6, 2800320), (8, 2100240), (9, 1866880), (10, 1680192), (12, 1400160), (15, 1120128), (16, 1050120), (18, 933440), (20, 840096), (24, 700080), (30, 560064), (32, 525060), (36, 466720), (40, 420048), (45, 373376), (48, 350040), (60, 280032), (64, 262530), (72, 233360), (80, 210024), (90, 186688), (96, 175020), (120, 140016), (128, 131265), (144, 116680), (160, 105012), (180, 93344), (192, 87510), (240, 70008), (288, 58340), (320, 52506), (360, 46672), (384, 43755), (480, 35004), (576, 29170), (640, 26253), (720, 23336), (960, 17502), (1152, 14585), (1440, 11668), (1920, 8751), (2880, 5834), (2917, 5760)]