40720888

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{30119}}^1$

素因数の和:30151

約数の個数: 24

約数和(自身を含む): 82679400

約数和(自身を除く): 41958512

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 30119, 60238, 120476, 240952, 391547, 783094, 1566188, 3132376, 5090111, 10180222, 20360444, 40720888]

約数ペア:

[(1, 40720888), (2, 20360444), (4, 10180222), (8, 5090111), (13, 3132376), (26, 1566188), (52, 783094), (104, 391547), (169, 240952), (338, 120476), (676, 60238), (1352, 30119)]