39820480

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{613}}^1$

素因数の和:666

約数の個数: 112

約数和(自身を含む): 112288320

約数和(自身を除く): 72467840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 112, 116, 140, 145, 160, 203, 224, 232, 280, 290, 320, 406, 448, 464, 560, 580, 613, 812, 928, 1015, 1120, 1160, 1226, 1624, 1856, 2030, 2240, 2320, 2452, 3065, 3248, 4060, 4291, 4640, 4904, 6130, 6496, 8120, 8582, 9280, 9808, 12260, 12992, 16240, 17164, 17777, 19616, 21455, 24520, 32480, 34328, 35554, 39232, 42910, 49040, 64960, 68656, 71108, 85820, 88885, 98080, 124439, 137312, 142216, 171640, 177770, 196160, 248878, 274624, 284432, 343280, 355540, 497756, 568864, 622195, 686560, 711080, 995512, 1137728, 1244390, 1373120, 1422160, 1991024, 2488780, 2844320, 3982048, 4977560, 5688640, 7964096, 9955120, 19910240, 39820480]

約数ペア:

[(1, 39820480), (2, 19910240), (4, 9955120), (5, 7964096), (7, 5688640), (8, 4977560), (10, 3982048), (14, 2844320), (16, 2488780), (20, 1991024), (28, 1422160), (29, 1373120), (32, 1244390), (35, 1137728), (40, 995512), (56, 711080), (58, 686560), (64, 622195), (70, 568864), (80, 497756), (112, 355540), (116, 343280), (140, 284432), (145, 274624), (160, 248878), (203, 196160), (224, 177770), (232, 171640), (280, 142216), (290, 137312), (320, 124439), (406, 98080), (448, 88885), (464, 85820), (560, 71108), (580, 68656), (613, 64960), (812, 49040), (928, 42910), (1015, 39232), (1120, 35554), (1160, 34328), (1226, 32480), (1624, 24520), (1856, 21455), (2030, 19616), (2240, 17777), (2320, 17164), (2452, 16240), (3065, 12992), (3248, 12260), (4060, 9808), (4291, 9280), (4640, 8582), (4904, 8120), (6130, 6496)]