18677015840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{127297}}^1$

素因数の和:127450

約数の個数: 96

約数和(自身を含む): 50813288064

約数和(自身を除く): 32136272224

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 131, 140, 160, 224, 262, 280, 524, 560, 655, 917, 1048, 1120, 1310, 1834, 2096, 2620, 3668, 4192, 4585, 5240, 7336, 9170, 10480, 14672, 18340, 20960, 29344, 36680, 73360, 127297, 146720, 254594, 509188, 636485, 891079, 1018376, 1272970, 1782158, 2036752, 2545940, 3564316, 4073504, 4455395, 5091880, 7128632, 8910790, 10183760, 14257264, 16675907, 17821580, 20367520, 28514528, 33351814, 35643160, 66703628, 71286320, 83379535, 116731349, 133407256, 142572640, 166759070, 233462698, 266814512, 333518140, 466925396, 533629024, 583656745, 667036280, 933850792, 1167313490, 1334072560, 1867701584, 2334626980, 2668145120, 3735403168, 4669253960, 9338507920, 18677015840]

約数ペア:

[(1, 18677015840), (2, 9338507920), (4, 4669253960), (5, 3735403168), (7, 2668145120), (8, 2334626980), (10, 1867701584), (14, 1334072560), (16, 1167313490), (20, 933850792), (28, 667036280), (32, 583656745), (35, 533629024), (40, 466925396), (56, 333518140), (70, 266814512), (80, 233462698), (112, 166759070), (131, 142572640), (140, 133407256), (160, 116731349), (224, 83379535), (262, 71286320), (280, 66703628), (524, 35643160), (560, 33351814), (655, 28514528), (917, 20367520), (1048, 17821580), (1120, 16675907), (1310, 14257264), (1834, 10183760), (2096, 8910790), (2620, 7128632), (3668, 5091880), (4192, 4455395), (4585, 4073504), (5240, 3564316), (7336, 2545940), (9170, 2036752), (10480, 1782158), (14672, 1272970), (18340, 1018376), (20960, 891079), (29344, 636485), (36680, 509188), (73360, 254594), (127297, 146720)]