914128220

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{487}}^1\times {\mathrm{739}}^1$

素因数の和:1362

約数の個数: 48

約数和(自身を含む): 1941381120

約数和(自身を除く): 1027252900

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 487, 508, 635, 739, 974, 1270, 1478, 1948, 2435, 2540, 2956, 3695, 4870, 7390, 9740, 14780, 61849, 93853, 123698, 187706, 247396, 309245, 359893, 375412, 469265, 618490, 719786, 938530, 1236980, 1439572, 1799465, 1877060, 3598930, 7197860, 45706411, 91412822, 182825644, 228532055, 457064110, 914128220]

約数ペア:

[(1, 914128220), (2, 457064110), (4, 228532055), (5, 182825644), (10, 91412822), (20, 45706411), (127, 7197860), (254, 3598930), (487, 1877060), (508, 1799465), (635, 1439572), (739, 1236980), (974, 938530), (1270, 719786), (1478, 618490), (1948, 469265), (2435, 375412), (2540, 359893), (2956, 309245), (3695, 247396), (4870, 187706), (7390, 123698), (9740, 93853), (14780, 61849)]