16530140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{331}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 38150784

約数和(自身を除く): 21620644

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 227, 331, 454, 662, 908, 1135, 1324, 1655, 2270, 2497, 3310, 3641, 4540, 4994, 6620, 7282, 9988, 12485, 14564, 18205, 24970, 36410, 49940, 72820, 75137, 150274, 300548, 375685, 751370, 826507, 1502740, 1653014, 3306028, 4132535, 8265070, 16530140]

約数ペア:

[(1, 16530140), (2, 8265070), (4, 4132535), (5, 3306028), (10, 1653014), (11, 1502740), (20, 826507), (22, 751370), (44, 375685), (55, 300548), (110, 150274), (220, 75137), (227, 72820), (331, 49940), (454, 36410), (662, 24970), (908, 18205), (1135, 14564), (1324, 12485), (1655, 9988), (2270, 7282), (2497, 6620), (3310, 4994), (3641, 4540)]