518830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{307}}^1$

素因数の和:340

約数の個数: 24

約数和(自身を含む): 1014552

約数和(自身を除く): 495722

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 307, 338, 614, 845, 1535, 1690, 3070, 3991, 7982, 19955, 39910, 51883, 103766, 259415, 518830]

約数ペア:

[(1, 518830), (2, 259415), (5, 103766), (10, 51883), (13, 39910), (26, 19955), (65, 7982), (130, 3991), (169, 3070), (307, 1690), (338, 1535), (614, 845)]