72922780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{74411}}^1$

素因数の和:74434

約数の個数: 36

約数和(自身を含む): 178142328

約数和(自身を除く): 105219548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 74411, 148822, 297644, 372055, 520877, 744110, 1041754, 1488220, 2083508, 2604385, 3646139, 5208770, 7292278, 10417540, 14584556, 18230695, 36461390, 72922780]

約数ペア:

[(1, 72922780), (2, 36461390), (4, 18230695), (5, 14584556), (7, 10417540), (10, 7292278), (14, 5208770), (20, 3646139), (28, 2604385), (35, 2083508), (49, 1488220), (70, 1041754), (98, 744110), (140, 520877), (196, 372055), (245, 297644), (490, 148822), (980, 74411)]