13177340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{673}}^1$

素因数の和:782

約数の個数: 48

約数和(自身を含む): 30572640

約数和(自身を除く): 17395300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 673, 890, 979, 1346, 1780, 1958, 2692, 3365, 3916, 4895, 6730, 7403, 9790, 13460, 14806, 19580, 29612, 37015, 59897, 74030, 119794, 148060, 239588, 299485, 598970, 658867, 1197940, 1317734, 2635468, 3294335, 6588670, 13177340]

約数ペア:

[(1, 13177340), (2, 6588670), (4, 3294335), (5, 2635468), (10, 1317734), (11, 1197940), (20, 658867), (22, 598970), (44, 299485), (55, 239588), (89, 148060), (110, 119794), (178, 74030), (220, 59897), (356, 37015), (445, 29612), (673, 19580), (890, 14806), (979, 13460), (1346, 9790), (1780, 7403), (1958, 6730), (2692, 4895), (3365, 3916)]