1992340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:149

約数の個数: 72

約数和(自身を含む): 5171040

約数和(自身を除く): 3178700

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 107, 133, 140, 190, 196, 214, 245, 266, 380, 428, 490, 532, 535, 665, 749, 931, 980, 1070, 1330, 1498, 1862, 2033, 2140, 2660, 2996, 3724, 3745, 4066, 4655, 5243, 7490, 8132, 9310, 10165, 10486, 14231, 14980, 18620, 20330, 20972, 26215, 28462, 40660, 52430, 56924, 71155, 99617, 104860, 142310, 199234, 284620, 398468, 498085, 996170, 1992340]

約数ペア:

[(1, 1992340), (2, 996170), (4, 498085), (5, 398468), (7, 284620), (10, 199234), (14, 142310), (19, 104860), (20, 99617), (28, 71155), (35, 56924), (38, 52430), (49, 40660), (70, 28462), (76, 26215), (95, 20972), (98, 20330), (107, 18620), (133, 14980), (140, 14231), (190, 10486), (196, 10165), (214, 9310), (245, 8132), (266, 7490), (380, 5243), (428, 4655), (490, 4066), (532, 3745), (535, 3724), (665, 2996), (749, 2660), (931, 2140), (980, 2033), (1070, 1862), (1330, 1498)]