20565738780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20162489}}^1$

素因数の和:20162518

約数の個数: 48

約数和(自身を含む): 60971369760

約数和(自身を除く): 40405630980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 20162489, 40324978, 60487467, 80649956, 100812445, 120974934, 201624890, 241949868, 302437335, 342762313, 403249780, 604874670, 685524626, 1028286939, 1209749340, 1371049252, 1713811565, 2056573878, 3427623130, 4113147756, 5141434695, 6855246260, 10282869390, 20565738780]

約数ペア:

[(1, 20565738780), (2, 10282869390), (3, 6855246260), (4, 5141434695), (5, 4113147756), (6, 3427623130), (10, 2056573878), (12, 1713811565), (15, 1371049252), (17, 1209749340), (20, 1028286939), (30, 685524626), (34, 604874670), (51, 403249780), (60, 342762313), (68, 302437335), (85, 241949868), (102, 201624890), (170, 120974934), (204, 100812445), (255, 80649956), (340, 60487467), (510, 40324978), (1020, 20162489)]