76890520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{274609}}^1$

素因数の和:274627

約数の個数: 32

約数和(自身を含む): 197719200

約数和(自身を除く): 120828680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 274609, 549218, 1098436, 1373045, 1922263, 2196872, 2746090, 3844526, 5492180, 7689052, 9611315, 10984360, 15378104, 19222630, 38445260, 76890520]

約数ペア:

[(1, 76890520), (2, 38445260), (4, 19222630), (5, 15378104), (7, 10984360), (8, 9611315), (10, 7689052), (14, 5492180), (20, 3844526), (28, 2746090), (35, 2196872), (40, 1922263), (56, 1373045), (70, 1098436), (140, 549218), (280, 274609)]