12111140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{199}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 27216000

約数和(自身を除く): 15104860

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 179, 199, 340, 358, 398, 716, 796, 895, 995, 1790, 1990, 3043, 3383, 3580, 3980, 6086, 6766, 12172, 13532, 15215, 16915, 30430, 33830, 35621, 60860, 67660, 71242, 142484, 178105, 356210, 605557, 712420, 1211114, 2422228, 3027785, 6055570, 12111140]

約数ペア:

[(1, 12111140), (2, 6055570), (4, 3027785), (5, 2422228), (10, 1211114), (17, 712420), (20, 605557), (34, 356210), (68, 178105), (85, 142484), (170, 71242), (179, 67660), (199, 60860), (340, 35621), (358, 33830), (398, 30430), (716, 16915), (796, 15215), (895, 13532), (995, 12172), (1790, 6766), (1990, 6086), (3043, 3980), (3383, 3580)]