2686505380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{543827}}^1$

素因数の和:543868

約数の個数: 48

約数和(自身を含む): 6395417280

約数和(自身を除く): 3708911900

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 543827, 1087654, 2175308, 2719135, 5438270, 7069751, 10332713, 10876540, 14139502, 20665426, 28279004, 35348755, 41330852, 51663565, 70697510, 103327130, 134325269, 141395020, 206654260, 268650538, 537301076, 671626345, 1343252690, 2686505380]

約数ペア:

[(1, 2686505380), (2, 1343252690), (4, 671626345), (5, 537301076), (10, 268650538), (13, 206654260), (19, 141395020), (20, 134325269), (26, 103327130), (38, 70697510), (52, 51663565), (65, 41330852), (76, 35348755), (95, 28279004), (130, 20665426), (190, 14139502), (247, 10876540), (260, 10332713), (380, 7069751), (494, 5438270), (988, 2719135), (1235, 2175308), (2470, 1087654), (4940, 543827)]