254557332340

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6121}}^1\times {\mathrm{29287}}^1$

素因数の和:35488

約数の個数: 48

約数和(自身を含む): 542206635264

約数和(自身を除く): 287649302924

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 6121, 12242, 24484, 29287, 30605, 58574, 61210, 117148, 122420, 146435, 292870, 434591, 585740, 869182, 1738364, 2079377, 2172955, 4158754, 4345910, 8317508, 8691820, 10396885, 20793770, 41587540, 179265727, 358531454, 717062908, 896328635, 1792657270, 3585314540, 12727866617, 25455733234, 50911466468, 63639333085, 127278666170, 254557332340]

約数ペア:

[(1, 254557332340), (2, 127278666170), (4, 63639333085), (5, 50911466468), (10, 25455733234), (20, 12727866617), (71, 3585314540), (142, 1792657270), (284, 896328635), (355, 717062908), (710, 358531454), (1420, 179265727), (6121, 41587540), (12242, 20793770), (24484, 10396885), (29287, 8691820), (30605, 8317508), (58574, 4345910), (61210, 4158754), (117148, 2172955), (122420, 2079377), (146435, 1738364), (292870, 869182), (434591, 585740)]