203960502020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7027}}^1\times {\mathrm{131933}}^1$

素因数の和:138980

約数の個数: 48

約数和(自身を含む): 467325004608

約数和(自身を除く): 263364502588

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 7027, 14054, 28108, 35135, 70270, 77297, 131933, 140540, 154594, 263866, 309188, 386485, 527732, 659665, 772970, 1319330, 1451263, 1545940, 2638660, 2902526, 5805052, 7256315, 14512630, 29025260, 927093191, 1854186382, 3708372764, 4635465955, 9270931910, 10198025101, 18541863820, 20396050202, 40792100404, 50990125505, 101980251010, 203960502020]

約数ペア:

[(1, 203960502020), (2, 101980251010), (4, 50990125505), (5, 40792100404), (10, 20396050202), (11, 18541863820), (20, 10198025101), (22, 9270931910), (44, 4635465955), (55, 3708372764), (110, 1854186382), (220, 927093191), (7027, 29025260), (14054, 14512630), (28108, 7256315), (35135, 5805052), (70270, 2902526), (77297, 2638660), (131933, 1545940), (140540, 1451263), (154594, 1319330), (263866, 772970), (309188, 659665), (386485, 527732)]