1944177560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{79549}}^1$

素因数の和:79620

約数の個数: 64

約数和(自身を含む): 4811184000

約数和(自身を除く): 2867006440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 47, 52, 65, 94, 104, 130, 188, 235, 260, 376, 470, 520, 611, 940, 1222, 1880, 2444, 3055, 4888, 6110, 12220, 24440, 79549, 159098, 318196, 397745, 636392, 795490, 1034137, 1590980, 2068274, 3181960, 3738803, 4136548, 5170685, 7477606, 8273096, 10341370, 14955212, 18694015, 20682740, 29910424, 37388030, 41365480, 48604439, 74776060, 97208878, 149552120, 194417756, 243022195, 388835512, 486044390, 972088780, 1944177560]

約数ペア:

[(1, 1944177560), (2, 972088780), (4, 486044390), (5, 388835512), (8, 243022195), (10, 194417756), (13, 149552120), (20, 97208878), (26, 74776060), (40, 48604439), (47, 41365480), (52, 37388030), (65, 29910424), (94, 20682740), (104, 18694015), (130, 14955212), (188, 10341370), (235, 8273096), (260, 7477606), (376, 5170685), (470, 4136548), (520, 3738803), (611, 3181960), (940, 2068274), (1222, 1590980), (1880, 1034137), (2444, 795490), (3055, 636392), (4888, 397745), (6110, 318196), (12220, 159098), (24440, 79549)]