26009840

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7561}}^1$

素因数の和:7617

約数の個数: 40

約数和(自身を含む): 61887408

約数和(自身を除く): 35877568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 7561, 15122, 30244, 37805, 60488, 75610, 120976, 151220, 302440, 325123, 604880, 650246, 1300492, 1625615, 2600984, 3251230, 5201968, 6502460, 13004920, 26009840]

約数ペア:

[(1, 26009840), (2, 13004920), (4, 6502460), (5, 5201968), (8, 3251230), (10, 2600984), (16, 1625615), (20, 1300492), (40, 650246), (43, 604880), (80, 325123), (86, 302440), (172, 151220), (215, 120976), (344, 75610), (430, 60488), (688, 37805), (860, 30244), (1720, 15122), (3440, 7561)]