1861818660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{795649}}^1$

素因数の和:795677

約数の個数: 72

約数和(自身を含む): 6081948600

約数和(自身を除く): 4220129940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 795649, 1591298, 2386947, 3182596, 3978245, 4773894, 7160841, 7956490, 9547788, 10343437, 11934735, 14321682, 15912980, 20686874, 23869470, 28643364, 31030311, 35804205, 41373748, 47738940, 51717185, 62060622, 71608410, 93090933, 103434370, 124121244, 143216820, 155151555, 186181866, 206868740, 310303110, 372363732, 465454665, 620606220, 930909330, 1861818660]

約数ペア:

[(1, 1861818660), (2, 930909330), (3, 620606220), (4, 465454665), (5, 372363732), (6, 310303110), (9, 206868740), (10, 186181866), (12, 155151555), (13, 143216820), (15, 124121244), (18, 103434370), (20, 93090933), (26, 71608410), (30, 62060622), (36, 51717185), (39, 47738940), (45, 41373748), (52, 35804205), (60, 31030311), (65, 28643364), (78, 23869470), (90, 20686874), (117, 15912980), (130, 14321682), (156, 11934735), (180, 10343437), (195, 9547788), (234, 7956490), (260, 7160841), (390, 4773894), (468, 3978245), (585, 3182596), (780, 2386947), (1170, 1591298), (2340, 795649)]