8861060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{197}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 20257776

約数和(自身を除く): 11396716

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 173, 197, 260, 346, 394, 692, 788, 865, 985, 1730, 1970, 2249, 2561, 3460, 3940, 4498, 5122, 8996, 10244, 11245, 12805, 22490, 25610, 34081, 44980, 51220, 68162, 136324, 170405, 340810, 443053, 681620, 886106, 1772212, 2215265, 4430530, 8861060]

約数ペア:

[(1, 8861060), (2, 4430530), (4, 2215265), (5, 1772212), (10, 886106), (13, 681620), (20, 443053), (26, 340810), (52, 170405), (65, 136324), (130, 68162), (173, 51220), (197, 44980), (260, 34081), (346, 25610), (394, 22490), (692, 12805), (788, 11245), (865, 10244), (985, 8996), (1730, 5122), (1970, 4498), (2249, 3940), (2561, 3460)]