3840425480

素因数分解:

$2^3\times 5^1\times {\mathrm{22543}}^1\times {\mathrm{4259}}^1$

素因数の和:26813

約数の個数: 32

約数和(自身を含む): 8643369600

約数和(自身を除く): 4802944120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4259, 8518, 17036, 21295, 22543, 34072, 42590, 45086, 85180, 90172, 112715, 170360, 180344, 225430, 450860, 901720, 96010637, 192021274, 384042548, 480053185, 768085096, 960106370, 1920212740, 3840425480]

約数ペア:

[(1, 3840425480), (2, 1920212740), (4, 960106370), (5, 768085096), (8, 480053185), (10, 384042548), (20, 192021274), (40, 96010637), (4259, 901720), (8518, 450860), (17036, 225430), (21295, 180344), (22543, 170360), (34072, 112715), (42590, 90172), (45086, 85180)]