42539720

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{7043}}^1$

素因数の和:7205

約数の個数: 32

約数和(自身を含む): 96361920

約数和(自身を除く): 53822200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 6040, 7043, 14086, 28172, 35215, 56344, 70430, 140860, 281720, 1063493, 2126986, 4253972, 5317465, 8507944, 10634930, 21269860, 42539720]

約数ペア:

[(1, 42539720), (2, 21269860), (4, 10634930), (5, 8507944), (8, 5317465), (10, 4253972), (20, 2126986), (40, 1063493), (151, 281720), (302, 140860), (604, 70430), (755, 56344), (1208, 35215), (1510, 28172), (3020, 14086), (6040, 7043)]