1962140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 4536000

約数和(自身を除く): 2573860

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 199, 290, 340, 398, 493, 580, 796, 986, 995, 1972, 1990, 2465, 3383, 3980, 4930, 5771, 6766, 9860, 11542, 13532, 16915, 23084, 28855, 33830, 57710, 67660, 98107, 115420, 196214, 392428, 490535, 981070, 1962140]

約数ペア:

[(1, 1962140), (2, 981070), (4, 490535), (5, 392428), (10, 196214), (17, 115420), (20, 98107), (29, 67660), (34, 57710), (58, 33830), (68, 28855), (85, 23084), (116, 16915), (145, 13532), (170, 11542), (199, 9860), (290, 6766), (340, 5771), (398, 4930), (493, 3980), (580, 3383), (796, 2465), (986, 1990), (995, 1972)]