1818936680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{77999}}^1$

素因数の和:78074

約数の個数: 64

約数和(自身を含む): 4548960000

約数和(自身を除く): 2730023320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 53, 55, 88, 106, 110, 212, 220, 265, 424, 440, 530, 583, 1060, 1166, 2120, 2332, 2915, 4664, 5830, 11660, 23320, 77999, 155998, 311996, 389995, 623992, 779990, 857989, 1559980, 1715978, 3119960, 3431956, 4133947, 4289945, 6863912, 8267894, 8579890, 16535788, 17159780, 20669735, 33071576, 34319560, 41339470, 45473417, 82678940, 90946834, 165357880, 181893668, 227367085, 363787336, 454734170, 909468340, 1818936680]

約数ペア:

[(1, 1818936680), (2, 909468340), (4, 454734170), (5, 363787336), (8, 227367085), (10, 181893668), (11, 165357880), (20, 90946834), (22, 82678940), (40, 45473417), (44, 41339470), (53, 34319560), (55, 33071576), (88, 20669735), (106, 17159780), (110, 16535788), (212, 8579890), (220, 8267894), (265, 6863912), (424, 4289945), (440, 4133947), (530, 3431956), (583, 3119960), (1060, 1715978), (1166, 1559980), (2120, 857989), (2332, 779990), (2915, 623992), (4664, 389995), (5830, 311996), (11660, 155998), (23320, 77999)]