320414990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1087}}^1\times {\mathrm{4211}}^1$

素因数の和:5312

約数の個数: 32

約数和(自身を含む): 659902464

約数和(自身を除く): 339487474

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1087, 2174, 4211, 5435, 7609, 8422, 10870, 15218, 21055, 29477, 38045, 42110, 58954, 76090, 147385, 294770, 4577357, 9154714, 22886785, 32041499, 45773570, 64082998, 160207495, 320414990]

約数ペア:

[(1, 320414990), (2, 160207495), (5, 64082998), (7, 45773570), (10, 32041499), (14, 22886785), (35, 9154714), (70, 4577357), (1087, 294770), (2174, 147385), (4211, 76090), (5435, 58954), (7609, 42110), (8422, 38045), (10870, 29477), (15218, 21055)]