621469660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{193003}}^1$

素因数の和:193042

約数の個数: 48

約数和(自身を含む): 1556384256

約数和(自身を除く): 934914596

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 193003, 386006, 772012, 965015, 1351021, 1930030, 2702042, 3860060, 4439069, 5404084, 6755105, 8878138, 13510210, 17756276, 22195345, 27020420, 31073483, 44390690, 62146966, 88781380, 124293932, 155367415, 310734830, 621469660]

約数ペア:

[(1, 621469660), (2, 310734830), (4, 155367415), (5, 124293932), (7, 88781380), (10, 62146966), (14, 44390690), (20, 31073483), (23, 27020420), (28, 22195345), (35, 17756276), (46, 13510210), (70, 8878138), (92, 6755105), (115, 5404084), (140, 4439069), (161, 3860060), (230, 2702042), (322, 1930030), (460, 1351021), (644, 965015), (805, 772012), (1610, 386006), (3220, 193003)]