38967040

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{4349}}^1$

素因数の和:4377

約数の個数: 72

約数和(自身を含む): 106696800

約数和(自身を除く): 67729760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4349, 4480, 8698, 8960, 17396, 21745, 30443, 34792, 43490, 60886, 69584, 86980, 121772, 139168, 152215, 173960, 243544, 278336, 304430, 347920, 487088, 556672, 608860, 695840, 974176, 1113344, 1217720, 1391680, 1948352, 2435440, 2783360, 3896704, 4870880, 5566720, 7793408, 9741760, 19483520, 38967040]

約数ペア:

[(1, 38967040), (2, 19483520), (4, 9741760), (5, 7793408), (7, 5566720), (8, 4870880), (10, 3896704), (14, 2783360), (16, 2435440), (20, 1948352), (28, 1391680), (32, 1217720), (35, 1113344), (40, 974176), (56, 695840), (64, 608860), (70, 556672), (80, 487088), (112, 347920), (128, 304430), (140, 278336), (160, 243544), (224, 173960), (256, 152215), (280, 139168), (320, 121772), (448, 86980), (560, 69584), (640, 60886), (896, 43490), (1120, 34792), (1280, 30443), (1792, 21745), (2240, 17396), (4349, 8960), (4480, 8698)]