280136770

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{12379}}^1$

素因数の和:12490

約数の個数: 32

約数和(自身を含む): 527685120

約数和(自身を除く): 247548350

約数列:

[1, 2, 5, 10, 31, 62, 73, 146, 155, 310, 365, 730, 2263, 4526, 11315, 12379, 22630, 24758, 61895, 123790, 383749, 767498, 903667, 1807334, 1918745, 3837490, 4518335, 9036670, 28013677, 56027354, 140068385, 280136770]

約数ペア:

[(1, 280136770), (2, 140068385), (5, 56027354), (10, 28013677), (31, 9036670), (62, 4518335), (73, 3837490), (146, 1918745), (155, 1807334), (310, 903667), (365, 767498), (730, 383749), (2263, 123790), (4526, 61895), (11315, 24758), (12379, 22630)]