39576790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{15643}}^1$

素因数の和:15684

約数の個数: 32

約数和(自身を含む): 81098496

約数和(自身を除く): 41521706

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 15643, 31286, 78215, 156430, 172073, 344146, 359789, 719578, 860365, 1720730, 1798945, 3597890, 3957679, 7915358, 19788395, 39576790]

約数ペア:

[(1, 39576790), (2, 19788395), (5, 7915358), (10, 3957679), (11, 3597890), (22, 1798945), (23, 1720730), (46, 860365), (55, 719578), (110, 359789), (115, 344146), (230, 172073), (253, 156430), (506, 78215), (1265, 31286), (2530, 15643)]