4026590

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{419}}^1$

素因数の和:488

約数の個数: 24

約数和(自身を含む): 7507080

約数和(自身を除く): 3480490

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 419, 838, 961, 1922, 2095, 4190, 4805, 9610, 12989, 25978, 64945, 129890, 402659, 805318, 2013295, 4026590]

約数ペア:

[(1, 4026590), (2, 2013295), (5, 805318), (10, 402659), (31, 129890), (62, 64945), (155, 25978), (310, 12989), (419, 9610), (838, 4805), (961, 4190), (1922, 2095)]