7064420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 16365888

約数和(自身を除く): 9301468

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 163, 197, 220, 326, 394, 652, 788, 815, 985, 1630, 1793, 1970, 2167, 3260, 3586, 3940, 4334, 7172, 8668, 8965, 10835, 17930, 21670, 32111, 35860, 43340, 64222, 128444, 160555, 321110, 353221, 642220, 706442, 1412884, 1766105, 3532210, 7064420]

約数ペア:

[(1, 7064420), (2, 3532210), (4, 1766105), (5, 1412884), (10, 706442), (11, 642220), (20, 353221), (22, 321110), (44, 160555), (55, 128444), (110, 64222), (163, 43340), (197, 35860), (220, 32111), (326, 21670), (394, 17930), (652, 10835), (788, 8965), (815, 8668), (985, 7172), (1630, 4334), (1793, 3940), (1970, 3586), (2167, 3260)]