39971840

素因数分解:

$2^{10}\times 5^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:273

約数の個数: 88

約数和(自身を含む): 98943792

約数和(自身を除く): 58971952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 211, 256, 296, 320, 370, 422, 512, 592, 640, 740, 844, 1024, 1055, 1184, 1280, 1480, 1688, 2110, 2368, 2560, 2960, 3376, 4220, 4736, 5120, 5920, 6752, 7807, 8440, 9472, 11840, 13504, 15614, 16880, 18944, 23680, 27008, 31228, 33760, 37888, 39035, 47360, 54016, 62456, 67520, 78070, 94720, 108032, 124912, 135040, 156140, 189440, 216064, 249824, 270080, 312280, 499648, 540160, 624560, 999296, 1080320, 1249120, 1998592, 2498240, 3997184, 4996480, 7994368, 9992960, 19985920, 39971840]

約数ペア:

[(1, 39971840), (2, 19985920), (4, 9992960), (5, 7994368), (8, 4996480), (10, 3997184), (16, 2498240), (20, 1998592), (32, 1249120), (37, 1080320), (40, 999296), (64, 624560), (74, 540160), (80, 499648), (128, 312280), (148, 270080), (160, 249824), (185, 216064), (211, 189440), (256, 156140), (296, 135040), (320, 124912), (370, 108032), (422, 94720), (512, 78070), (592, 67520), (640, 62456), (740, 54016), (844, 47360), (1024, 39035), (1055, 37888), (1184, 33760), (1280, 31228), (1480, 27008), (1688, 23680), (2110, 18944), (2368, 16880), (2560, 15614), (2960, 13504), (3376, 11840), (4220, 9472), (4736, 8440), (5120, 7807), (5920, 6752)]