788843420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1249}}^1\times {\mathrm{1373}}^1$

素因数の和:2654

約数の個数: 48

約数和(自身を含む): 1731240000

約数和(自身を除く): 942396580

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 1249, 1373, 2498, 2746, 4996, 5492, 6245, 6865, 12490, 13730, 24980, 27460, 28727, 31579, 57454, 63158, 114908, 126316, 143635, 157895, 287270, 315790, 574540, 631580, 1714877, 3429754, 6859508, 8574385, 17148770, 34297540, 39442171, 78884342, 157768684, 197210855, 394421710, 788843420]

約数ペア:

[(1, 788843420), (2, 394421710), (4, 197210855), (5, 157768684), (10, 78884342), (20, 39442171), (23, 34297540), (46, 17148770), (92, 8574385), (115, 6859508), (230, 3429754), (460, 1714877), (1249, 631580), (1373, 574540), (2498, 315790), (2746, 287270), (4996, 157895), (5492, 143635), (6245, 126316), (6865, 114908), (12490, 63158), (13730, 57454), (24980, 31579), (27460, 28727)]