2018257000

素因数分解:

$2^3\times 5^3\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{523}}^1$

素因数の和:788

約数の個数: 128

約数和(自身を含む): 5032160640

約数和(自身を除く): 3013903640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 125, 136, 170, 200, 227, 250, 340, 425, 454, 500, 523, 680, 850, 908, 1000, 1046, 1135, 1700, 1816, 2092, 2125, 2270, 2615, 3400, 3859, 4184, 4250, 4540, 5230, 5675, 7718, 8500, 8891, 9080, 10460, 11350, 13075, 15436, 17000, 17782, 19295, 20920, 22700, 26150, 28375, 30872, 35564, 38590, 44455, 45400, 52300, 56750, 65375, 71128, 77180, 88910, 96475, 104600, 113500, 118721, 130750, 154360, 177820, 192950, 222275, 227000, 237442, 261500, 355640, 385900, 444550, 474884, 482375, 523000, 593605, 771800, 889100, 949768, 964750, 1111375, 1187210, 1778200, 1929500, 2018257, 2222750, 2374420, 2968025, 3859000, 4036514, 4445500, 4748840, 5936050, 8073028, 8891000, 10091285, 11872100, 14840125, 16146056, 20182570, 23744200, 29680250, 40365140, 50456425, 59360500, 80730280, 100912850, 118721000, 201825700, 252282125, 403651400, 504564250, 1009128500, 2018257000]

約数ペア:

[(1, 2018257000), (2, 1009128500), (4, 504564250), (5, 403651400), (8, 252282125), (10, 201825700), (17, 118721000), (20, 100912850), (25, 80730280), (34, 59360500), (40, 50456425), (50, 40365140), (68, 29680250), (85, 23744200), (100, 20182570), (125, 16146056), (136, 14840125), (170, 11872100), (200, 10091285), (227, 8891000), (250, 8073028), (340, 5936050), (425, 4748840), (454, 4445500), (500, 4036514), (523, 3859000), (680, 2968025), (850, 2374420), (908, 2222750), (1000, 2018257), (1046, 1929500), (1135, 1778200), (1700, 1187210), (1816, 1111375), (2092, 964750), (2125, 949768), (2270, 889100), (2615, 771800), (3400, 593605), (3859, 523000), (4184, 482375), (4250, 474884), (4540, 444550), (5230, 385900), (5675, 355640), (7718, 261500), (8500, 237442), (8891, 227000), (9080, 222275), (10460, 192950), (11350, 177820), (13075, 154360), (15436, 130750), (17000, 118721), (17782, 113500), (19295, 104600), (20920, 96475), (22700, 88910), (26150, 77180), (28375, 71128), (30872, 65375), (35564, 56750), (38590, 52300), (44455, 45400)]