40130990

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{673}}^1$

素因数の和:836

約数の個数: 32

約数和(自身を含む): 74247840

約数和(自身を除く): 34116850

約数列:

[1, 2, 5, 10, 67, 89, 134, 178, 335, 445, 670, 673, 890, 1346, 3365, 5963, 6730, 11926, 29815, 45091, 59630, 59897, 90182, 119794, 225455, 299485, 450910, 598970, 4013099, 8026198, 20065495, 40130990]

約数ペア:

[(1, 40130990), (2, 20065495), (5, 8026198), (10, 4013099), (67, 598970), (89, 450910), (134, 299485), (178, 225455), (335, 119794), (445, 90182), (670, 59897), (673, 59630), (890, 45091), (1346, 29815), (3365, 11926), (5963, 6730)]