2279687660

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{11987}}^1$

素因数の和:12290

約数の個数: 48

約数和(自身を含む): 4936274784

約数和(自身を除く): 2656587124

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 257, 370, 514, 740, 1028, 1285, 2570, 5140, 9509, 11987, 19018, 23974, 38036, 47545, 47948, 59935, 95090, 119870, 190180, 239740, 443519, 887038, 1774076, 2217595, 3080659, 4435190, 6161318, 8870380, 12322636, 15403295, 30806590, 61613180, 113984383, 227968766, 455937532, 569921915, 1139843830, 2279687660]

約数ペア:

[(1, 2279687660), (2, 1139843830), (4, 569921915), (5, 455937532), (10, 227968766), (20, 113984383), (37, 61613180), (74, 30806590), (148, 15403295), (185, 12322636), (257, 8870380), (370, 6161318), (514, 4435190), (740, 3080659), (1028, 2217595), (1285, 1774076), (2570, 887038), (5140, 443519), (9509, 239740), (11987, 190180), (19018, 119870), (23974, 95090), (38036, 59935), (47545, 47948)]