2451790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{719}}^1$

素因数の和:768

約数の個数: 32

約数和(自身を含む): 4976640

約数和(自身を除く): 2524850

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 719, 1438, 1705, 3410, 3595, 7190, 7909, 15818, 22289, 39545, 44578, 79090, 111445, 222890, 245179, 490358, 1225895, 2451790]

約数ペア:

[(1, 2451790), (2, 1225895), (5, 490358), (10, 245179), (11, 222890), (22, 111445), (31, 79090), (55, 44578), (62, 39545), (110, 22289), (155, 15818), (310, 7909), (341, 7190), (682, 3595), (719, 3410), (1438, 1705)]