420909215

素因数分解:

$5^1\times {\mathrm{197}}^1\times {\mathrm{569}}^1\times {\mathrm{751}}^1$

素因数の和:1522

約数の個数: 16

約数和(自身を含む): 509224320

約数和(自身を除く): 88315105

約数列:

[1, 5, 197, 569, 751, 985, 2845, 3755, 112093, 147947, 427319, 560465, 739735, 2136595, 84181843, 420909215]

約数ペア:

[(1, 420909215), (5, 84181843), (197, 2136595), (569, 739735), (751, 560465), (985, 427319), (2845, 147947), (3755, 112093)]