39880320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{20771}}^1$

素因数の和:20793

約数の個数: 64

約数和(自身を含む): 127124640

約数和(自身を除く): 87244320

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, 20771, 41542, 62313, 83084, 103855, 124626, 166168, 207710, 249252, 311565, 332336, 415420, 498504, 623130, 664672, 830840, 997008, 1246260, 1329344, 1661680, 1994016, 2492520, 2658688, 3323360, 3988032, 4985040, 6646720, 7976064, 9970080, 13293440, 19940160, 39880320]

約数ペア:

[(1, 39880320), (2, 19940160), (3, 13293440), (4, 9970080), (5, 7976064), (6, 6646720), (8, 4985040), (10, 3988032), (12, 3323360), (15, 2658688), (16, 2492520), (20, 1994016), (24, 1661680), (30, 1329344), (32, 1246260), (40, 997008), (48, 830840), (60, 664672), (64, 623130), (80, 498504), (96, 415420), (120, 332336), (128, 311565), (160, 249252), (192, 207710), (240, 166168), (320, 124626), (384, 103855), (480, 83084), (640, 62313), (960, 41542), (1920, 20771)]