2021867140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{280037}}^1$

素因数の和:280084

約数の個数: 36

約数和(自身を含む): 4481168076

約数和(自身を除く): 2459300936

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 280037, 560074, 1120148, 1400185, 2800370, 5320703, 5600740, 10641406, 21282812, 26603515, 53207030, 101093357, 106414060, 202186714, 404373428, 505466785, 1010933570, 2021867140]

約数ペア:

[(1, 2021867140), (2, 1010933570), (4, 505466785), (5, 404373428), (10, 202186714), (19, 106414060), (20, 101093357), (38, 53207030), (76, 26603515), (95, 21282812), (190, 10641406), (361, 5600740), (380, 5320703), (722, 2800370), (1444, 1400185), (1805, 1120148), (3610, 560074), (7220, 280037)]