91371980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{652657}}^1$

素因数の和:652673

約数の個数: 24

約数和(自身を含む): 219293088

約数和(自身を除く): 127921108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 652657, 1305314, 2610628, 3263285, 4568599, 6526570, 9137198, 13053140, 18274396, 22842995, 45685990, 91371980]

約数ペア:

[(1, 91371980), (2, 45685990), (4, 22842995), (5, 18274396), (7, 13053140), (10, 9137198), (14, 6526570), (20, 4568599), (28, 3263285), (35, 2610628), (70, 1305314), (140, 652657)]