12613640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:342

約数の個数: 64

約数和(自身を含む): 30965760

約数和(自身を除く): 18352120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 127, 130, 191, 254, 260, 382, 508, 520, 635, 764, 955, 1016, 1270, 1528, 1651, 1910, 2483, 2540, 3302, 3820, 4966, 5080, 6604, 7640, 8255, 9932, 12415, 13208, 16510, 19864, 24257, 24830, 33020, 48514, 49660, 66040, 97028, 99320, 121285, 194056, 242570, 315341, 485140, 630682, 970280, 1261364, 1576705, 2522728, 3153410, 6306820, 12613640]

約数ペア:

[(1, 12613640), (2, 6306820), (4, 3153410), (5, 2522728), (8, 1576705), (10, 1261364), (13, 970280), (20, 630682), (26, 485140), (40, 315341), (52, 242570), (65, 194056), (104, 121285), (127, 99320), (130, 97028), (191, 66040), (254, 49660), (260, 48514), (382, 33020), (508, 24830), (520, 24257), (635, 19864), (764, 16510), (955, 13208), (1016, 12415), (1270, 9932), (1528, 8255), (1651, 7640), (1910, 6604), (2483, 5080), (2540, 4966), (3302, 3820)]