4897420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 11376288

約数和(自身を除く): 6478868

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 113, 197, 220, 226, 394, 452, 565, 788, 985, 1130, 1243, 1970, 2167, 2260, 2486, 3940, 4334, 4972, 6215, 8668, 10835, 12430, 21670, 22261, 24860, 43340, 44522, 89044, 111305, 222610, 244871, 445220, 489742, 979484, 1224355, 2448710, 4897420]

約数ペア:

[(1, 4897420), (2, 2448710), (4, 1224355), (5, 979484), (10, 489742), (11, 445220), (20, 244871), (22, 222610), (44, 111305), (55, 89044), (110, 44522), (113, 43340), (197, 24860), (220, 22261), (226, 21670), (394, 12430), (452, 10835), (565, 8668), (788, 6215), (985, 4972), (1130, 4334), (1243, 3940), (1970, 2486), (2167, 2260)]