209611910

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{235519}}^1$

素因数の和:235615

約数の個数: 16

約数和(自身を含む): 381542400

約数和(自身を除く): 171930490

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 235519, 471038, 1177595, 2355190, 20961191, 41922382, 104805955, 209611910]

約数ペア:

[(1, 209611910), (2, 104805955), (5, 41922382), (10, 20961191), (89, 2355190), (178, 1177595), (445, 471038), (890, 235519)]