28526540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{203761}}^1$

素因数の和:203777

約数の個数: 24

約数和(自身を含む): 68464032

約数和(自身を除く): 39937492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 203761, 407522, 815044, 1018805, 1426327, 2037610, 2852654, 4075220, 5705308, 7131635, 14263270, 28526540]

約数ペア:

[(1, 28526540), (2, 14263270), (4, 7131635), (5, 5705308), (7, 4075220), (10, 2852654), (14, 2037610), (20, 1426327), (28, 1018805), (35, 815044), (70, 407522), (140, 203761)]