1249275560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{55871}}^1$

素因数の和:55938

約数の個数: 64

約数和(自身を含む): 3097543680

約数和(自身を除く): 1848268120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 172, 215, 260, 344, 430, 520, 559, 860, 1118, 1720, 2236, 2795, 4472, 5590, 11180, 22360, 55871, 111742, 223484, 279355, 446968, 558710, 726323, 1117420, 1452646, 2234840, 2402453, 2905292, 3631615, 4804906, 5810584, 7263230, 9609812, 12012265, 14526460, 19219624, 24024530, 29052920, 31231889, 48049060, 62463778, 96098120, 124927556, 156159445, 249855112, 312318890, 624637780, 1249275560]

約数ペア:

[(1, 1249275560), (2, 624637780), (4, 312318890), (5, 249855112), (8, 156159445), (10, 124927556), (13, 96098120), (20, 62463778), (26, 48049060), (40, 31231889), (43, 29052920), (52, 24024530), (65, 19219624), (86, 14526460), (104, 12012265), (130, 9609812), (172, 7263230), (215, 5810584), (260, 4804906), (344, 3631615), (430, 2905292), (520, 2402453), (559, 2234840), (860, 1452646), (1118, 1117420), (1720, 726323), (2236, 558710), (2795, 446968), (4472, 279355), (5590, 223484), (11180, 111742), (22360, 55871)]