39940420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6679}}^1$

素因数の和:6724

約数の個数: 48

約数和(自身を含む): 94268160

約数和(自身を除く): 54327740

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 5980, 6679, 13358, 26716, 33395, 66790, 86827, 133580, 153617, 173654, 307234, 347308, 434135, 614468, 768085, 868270, 1536170, 1736540, 1997021, 3072340, 3994042, 7988084, 9985105, 19970210, 39940420]

約数ペア:

[(1, 39940420), (2, 19970210), (4, 9985105), (5, 7988084), (10, 3994042), (13, 3072340), (20, 1997021), (23, 1736540), (26, 1536170), (46, 868270), (52, 768085), (65, 614468), (92, 434135), (115, 347308), (130, 307234), (230, 173654), (260, 153617), (299, 133580), (460, 86827), (598, 66790), (1196, 33395), (1495, 26716), (2990, 13358), (5980, 6679)]