74665640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{266663}}^1$

素因数の和:266681

約数の個数: 32

約数和(自身を含む): 191998080

約数和(自身を除く): 117332440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 266663, 533326, 1066652, 1333315, 1866641, 2133304, 2666630, 3733282, 5333260, 7466564, 9333205, 10666520, 14933128, 18666410, 37332820, 74665640]

約数ペア:

[(1, 74665640), (2, 37332820), (4, 18666410), (5, 14933128), (7, 10666520), (8, 9333205), (10, 7466564), (14, 5333260), (20, 3733282), (28, 2666630), (35, 2133304), (40, 1866641), (56, 1333315), (70, 1066652), (140, 533326), (280, 266663)]