808212140

素因数分解:

$2^2\times 5^1\times {\mathrm{2731}}^1\times {\mathrm{14797}}^1$

素因数の和:17537

約数の個数: 24

約数和(自身を含む): 1697981712

約数和(自身を除く): 889769572

約数列:

[1, 2, 4, 5, 10, 20, 2731, 5462, 10924, 13655, 14797, 27310, 29594, 54620, 59188, 73985, 147970, 295940, 40410607, 80821214, 161642428, 202053035, 404106070, 808212140]

約数ペア:

[(1, 808212140), (2, 404106070), (4, 202053035), (5, 161642428), (10, 80821214), (20, 40410607), (2731, 295940), (5462, 147970), (10924, 73985), (13655, 59188), (14797, 54620), (27310, 29594)]