2020076775

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{390353}}^1$

素因数の和:390392

約数の個数: 36

約数和(自身を含む): 3775503888

約数和(自身を除く): 1755427113

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 207, 225, 345, 575, 1035, 1725, 5175, 390353, 1171059, 1951765, 3513177, 5855295, 8978119, 9758825, 17565885, 26934357, 29276475, 44890595, 80803071, 87829425, 134671785, 224452975, 404015355, 673358925, 2020076775]

約数ペア:

[(1, 2020076775), (3, 673358925), (5, 404015355), (9, 224452975), (15, 134671785), (23, 87829425), (25, 80803071), (45, 44890595), (69, 29276475), (75, 26934357), (115, 17565885), (207, 9758825), (225, 8978119), (345, 5855295), (575, 3513177), (1035, 1951765), (1725, 1171059), (5175, 390353)]