39787520

素因数分解:

$2^{10}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:453

約数の個数: 88

約数和(自身を含む): 100712400

約数和(自身を除く): 60924880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 409, 512, 608, 640, 760, 818, 1024, 1216, 1280, 1520, 1636, 2045, 2432, 2560, 3040, 3272, 4090, 4864, 5120, 6080, 6544, 7771, 8180, 9728, 12160, 13088, 15542, 16360, 19456, 24320, 26176, 31084, 32720, 38855, 48640, 52352, 62168, 65440, 77710, 97280, 104704, 124336, 130880, 155420, 209408, 248672, 261760, 310840, 418816, 497344, 523520, 621680, 994688, 1047040, 1243360, 1989376, 2094080, 2486720, 3978752, 4973440, 7957504, 9946880, 19893760, 39787520]

約数ペア:

[(1, 39787520), (2, 19893760), (4, 9946880), (5, 7957504), (8, 4973440), (10, 3978752), (16, 2486720), (19, 2094080), (20, 1989376), (32, 1243360), (38, 1047040), (40, 994688), (64, 621680), (76, 523520), (80, 497344), (95, 418816), (128, 310840), (152, 261760), (160, 248672), (190, 209408), (256, 155420), (304, 130880), (320, 124336), (380, 104704), (409, 97280), (512, 77710), (608, 65440), (640, 62168), (760, 52352), (818, 48640), (1024, 38855), (1216, 32720), (1280, 31084), (1520, 26176), (1636, 24320), (2045, 19456), (2432, 16360), (2560, 15542), (3040, 13088), (3272, 12160), (4090, 9728), (4864, 8180), (5120, 7771), (6080, 6544)]