1619542820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{32771}}^1$

素因数の和:33140

約数の個数: 48

約数和(自身を含む): 3898032768

約数和(自身を除く): 2278489948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 353, 706, 1412, 1765, 2471, 3530, 4942, 7060, 9884, 12355, 24710, 32771, 49420, 65542, 131084, 163855, 229397, 327710, 458794, 655420, 917588, 1146985, 2293970, 4587940, 11568163, 23136326, 46272652, 57840815, 80977141, 115681630, 161954282, 231363260, 323908564, 404885705, 809771410, 1619542820]

約数ペア:

[(1, 1619542820), (2, 809771410), (4, 404885705), (5, 323908564), (7, 231363260), (10, 161954282), (14, 115681630), (20, 80977141), (28, 57840815), (35, 46272652), (70, 23136326), (140, 11568163), (353, 4587940), (706, 2293970), (1412, 1146985), (1765, 917588), (2471, 655420), (3530, 458794), (4942, 327710), (7060, 229397), (9884, 163855), (12355, 131084), (24710, 65542), (32771, 49420)]