71321540

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{14797}}^1$

素因数の和:15047

約数の個数: 24

約数和(自身を含む): 150406872

約数和(自身を除く): 79085332

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 2410, 4820, 14797, 29594, 59188, 73985, 147970, 295940, 3566077, 7132154, 14264308, 17830385, 35660770, 71321540]

約数ペア:

[(1, 71321540), (2, 35660770), (4, 17830385), (5, 14264308), (10, 7132154), (20, 3566077), (241, 295940), (482, 147970), (964, 73985), (1205, 59188), (2410, 29594), (4820, 14797)]