40186568

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{509}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 77112000

約数和(自身を除く): 36925432

約数列:

[1, 2, 4, 8, 71, 139, 142, 278, 284, 509, 556, 568, 1018, 1112, 2036, 4072, 9869, 19738, 36139, 39476, 70751, 72278, 78952, 141502, 144556, 283004, 289112, 566008, 5023321, 10046642, 20093284, 40186568]

約数ペア:

[(1, 40186568), (2, 20093284), (4, 10046642), (8, 5023321), (71, 566008), (139, 289112), (142, 283004), (278, 144556), (284, 141502), (509, 78952), (556, 72278), (568, 70751), (1018, 39476), (1112, 36139), (2036, 19738), (4072, 9869)]