1561010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{617}}^1$

素因数の和:658

約数の個数: 32

約数和(自身を含む): 3203712

約数和(自身を除く): 1642702

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 617, 1234, 1265, 2530, 3085, 6170, 6787, 13574, 14191, 28382, 33935, 67870, 70955, 141910, 156101, 312202, 780505, 1561010]

約数ペア:

[(1, 1561010), (2, 780505), (5, 312202), (10, 156101), (11, 141910), (22, 70955), (23, 67870), (46, 33935), (55, 28382), (110, 14191), (115, 13574), (230, 6787), (253, 6170), (506, 3085), (617, 2530), (1234, 1265)]