28999570

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{673}}^1$

素因数の和:850

約数の個数: 32

約数和(自身を含む): 54351360

約数和(自身を除く): 25351790

約数列:

[1, 2, 5, 10, 31, 62, 139, 155, 278, 310, 673, 695, 1346, 1390, 3365, 4309, 6730, 8618, 20863, 21545, 41726, 43090, 93547, 104315, 187094, 208630, 467735, 935470, 2899957, 5799914, 14499785, 28999570]

約数ペア:

[(1, 28999570), (2, 14499785), (5, 5799914), (10, 2899957), (31, 935470), (62, 467735), (139, 208630), (155, 187094), (278, 104315), (310, 93547), (673, 43090), (695, 41726), (1346, 21545), (1390, 20863), (3365, 8618), (4309, 6730)]