26646040

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4243}}^1$

素因数の和:4411

約数の個数: 32

約数和(自身を含む): 60349680

約数和(自身を除く): 33703640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 4243, 6280, 8486, 16972, 21215, 33944, 42430, 84860, 169720, 666151, 1332302, 2664604, 3330755, 5329208, 6661510, 13323020, 26646040]

約数ペア:

[(1, 26646040), (2, 13323020), (4, 6661510), (5, 5329208), (8, 3330755), (10, 2664604), (20, 1332302), (40, 666151), (157, 169720), (314, 84860), (628, 42430), (785, 33944), (1256, 21215), (1570, 16972), (3140, 8486), (4243, 6280)]