57106840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{203953}}^1$

素因数の和:203971

約数の個数: 32

約数和(自身を含む): 146846880

約数和(自身を除く): 89740040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 203953, 407906, 815812, 1019765, 1427671, 1631624, 2039530, 2855342, 4079060, 5710684, 7138355, 8158120, 11421368, 14276710, 28553420, 57106840]

約数ペア:

[(1, 57106840), (2, 28553420), (4, 14276710), (5, 11421368), (7, 8158120), (8, 7138355), (10, 5710684), (14, 4079060), (20, 2855342), (28, 2039530), (35, 1631624), (40, 1427671), (56, 1019765), (70, 815812), (140, 407906), (280, 203953)]