20589120

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{2383}}^1$

素因数の和:2409

約数の個数: 112

約数和(自身を含む): 72664320

約数和(自身を除く): 52075200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2383, 2880, 4320, 4766, 7149, 8640, 9532, 11915, 14298, 19064, 21447, 23830, 28596, 35745, 38128, 42894, 47660, 57192, 64341, 71490, 76256, 85788, 95320, 107235, 114384, 128682, 142980, 152512, 171576, 190640, 214470, 228768, 257364, 285960, 321705, 343152, 381280, 428940, 457536, 514728, 571920, 643410, 686304, 762560, 857880, 1029456, 1143840, 1286820, 1372608, 1715760, 2058912, 2287680, 2573640, 3431520, 4117824, 5147280, 6863040, 10294560, 20589120]

約数ペア:

[(1, 20589120), (2, 10294560), (3, 6863040), (4, 5147280), (5, 4117824), (6, 3431520), (8, 2573640), (9, 2287680), (10, 2058912), (12, 1715760), (15, 1372608), (16, 1286820), (18, 1143840), (20, 1029456), (24, 857880), (27, 762560), (30, 686304), (32, 643410), (36, 571920), (40, 514728), (45, 457536), (48, 428940), (54, 381280), (60, 343152), (64, 321705), (72, 285960), (80, 257364), (90, 228768), (96, 214470), (108, 190640), (120, 171576), (135, 152512), (144, 142980), (160, 128682), (180, 114384), (192, 107235), (216, 95320), (240, 85788), (270, 76256), (288, 71490), (320, 64341), (360, 57192), (432, 47660), (480, 42894), (540, 38128), (576, 35745), (720, 28596), (864, 23830), (960, 21447), (1080, 19064), (1440, 14298), (1728, 11915), (2160, 9532), (2383, 8640), (2880, 7149), (4320, 4766)]