252259820

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{141719}}^1$

素因数の和:141817

約数の個数: 24

約数和(自身を含む): 535701600

約数和(自身を除く): 283441780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 141719, 283438, 566876, 708595, 1417190, 2834380, 12612991, 25225982, 50451964, 63064955, 126129910, 252259820]

約数ペア:

[(1, 252259820), (2, 126129910), (4, 63064955), (5, 50451964), (10, 25225982), (20, 12612991), (89, 2834380), (178, 1417190), (356, 708595), (445, 566876), (890, 283438), (1780, 141719)]