1191820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{8513}}^1$

素因数の和:8529

約数の個数: 24

約数和(自身を含む): 2860704

約数和(自身を除く): 1668884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 8513, 17026, 34052, 42565, 59591, 85130, 119182, 170260, 238364, 297955, 595910, 1191820]

約数ペア:

[(1, 1191820), (2, 595910), (4, 297955), (5, 238364), (7, 170260), (10, 119182), (14, 85130), (20, 59591), (28, 42565), (35, 34052), (70, 17026), (140, 8513)]